{"title":"power tube","description":"","products":[{"product_id":"at36e","title":"PSVANE WE300B 2 pairs","description":"\u003cdiv class=\"post-shipping-info\"\u003eShipping will be 1-3 business days later.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eFaithfully reproducing the original WE\u003c\/h2\u003e\n\u003ch3\u003eSound quality surpassing the original\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eIt is a luxury vacuum tube WE300B faithfully reproduced in the original with PSVANE. Very little use.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3016_600x600.jpg?v=1670640406\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eCondition\u003c\/div\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eExcellent, minimal use time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAccessories\u003c\/th\u003e\n\u003ctd\u003eOriginal package, instruction manual, unsigned certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":42195214500097,"sku":"psvn300b","price":85000.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/IMG_3010.jpg?v=1670642526"},{"product_id":"linlai-we845","title":"LINLAI (林籟) WE845 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eThis is a special order item.\u003cbr\u003e*Depending on the manufacturer's stock status, delivery may take 2 to 3 weeks.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eA peerless masterpiece showcasing the artisan’s skill\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLINLAI (林籟) WE845\u003c\/strong\u003eThese replica tubes are unrivaled in performance, surpassing all current Chinese-made 845 vacuum tubes in high-end audio applications. They feature a hybrid design combining the characteristics of both the RCA 845 and WE284A, developed to achieve the pinnacle of sound quality.\u003c\/p\u003e\n\u003cp\u003eThanks to the company’s standout craftsmanship, these tubes use exactly the same materials and processes as the Psvane WE845, ensuring the highest quality products.\u003c\/p\u003e\n\u003ch4\u003ePrecisely matched by artisans\u003c\/h4\u003e\n\u003cp\u003eHigh-quality products crafted with skill are precisely and rigorously matched so customers can use them with confidence. The soundstage has received extremely high praise, described as \"clear and spacious, with elegance and nobility reminiscent of aristocracy.\"\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eNoble and elegant spatial presence with overwhelming energy\u003c\/h4\u003e\n\u003cp\u003eReviews praise the WE845 for its noble and three-dimensional soundstage and the overwhelming energy in the low frequencies.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"The soundstage has a noble and elegant presence reminiscent of a sunset.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe soundstage is atmospherically stable, highly musical, and various instruments are very accurately positioned. The open and deep soundstage is described as having a \"noble and elegant presence reminiscent of a sunset,\" and the majestic overall atmosphere captivates listeners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"The low end is full of energy, with stability and impact.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEven compared to the 211 tubes, the low end is rich, stable, and impactful. With an output of 18 W, it delivers a thick, powerful sound with well-controlled decay, producing a rhythmic performance. The playback of dynamically large orchestral works is highly appealing for modern high-end reproduction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"A rich harmonic foundation and perfect string instrument texture.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe midrange has an extremely rich harmonic foundation and abundant vitality, faithfully reproducing the subtle changes in vocal tone and emotional nuances in a remarkably realistic way. The high range is slender yet dignified, with the texture of the violin being perfectly smooth without any harshness, and its flowing, melodious sound is likened to \"the rich aroma of pine as pearls fall from a jade plate.\"\u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42454895886593,"sku":"we845","price":153140.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/LINLAI_WE211.jpg?v=1644495846"},{"product_id":"linlai-we300b","title":"LINLAI WE300B Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product.\u003cbr\u003e*Depending on the manufacturer's inventory status, it may take 2 or 3 weeks to deliver.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eReproduction of Western Electric's 300B 1:1\u003c\/h2\u003e\n\u003cp\u003eWE300B's vocals are narcotic\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLINLAI WE300B\u003c\/strong\u003eis one of the most successful replica tubes made in China, a 1:1 complete reproduction of the characteristics and appearance of the legendary Western Electric 300B. Its slender and elegant appearance is on par with the original tube, highlighting the company's strong product strength.\u003c\/p\u003e\n\u003ch4\u003eHighest quality materials and design\u003c\/h4\u003e\n\u003cp\u003eCustom Tubing: The complete set of tubing is made of high-quality custom-made from XD electronic tubing suppliers.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatinum Grid: \u003c\/strong\u003eThe adoption of platinum grid eliminates the backgate current, and the sound quality is pure and luscious.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperconducting anode material:\u003c\/strong\u003e By applying a radiant heat dissipation coating to the superconducting anode material, the board consumption is greatly increased, and the entire tube is stable and has high reliability in one-to-one operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCathode Activity: \u003c\/strong\u003eIt boasts excellent cathode activity and a long lifespan that surpasses the typical $300\\text{B}$ tube.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe high-quality products with craftsmanship are precisely matched to ensure that customers can use them with confidence.\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eRich and delicate, the coexistence of resolution and power\u003c\/h4\u003e\n\u003cp\u003eThe sound quality charm brought by the LINLAI WE300B is extremely appreciated, especially in vocal expression.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"WE300B's vocals are narcotic.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUser reviews describe the expressiveness of the vocals achieved by the LINLAI WE300B as having a \"narcotic\" charm that seems to draw the listener in.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Rich and delicate, powerful regeneration without horns.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIts tone is said to be rich, full of detail, highly transparent, delicate and cornerless. At the same time, it is light yet layered, and has both sound resolution and power, perfectly balancing the emotional beauty of the 300B with the high performance required for modern audio.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/F86xXVZTaqI\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv class=\"products-recommend-title\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42454942679297,"sku":"we300b","price":150280.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/LINLAI_WE300B.jpg?v=1644486894"},{"product_id":"linlai-e-2a3-tube","title":"LINLAI E-2A3 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product.\u003cbr\u003e*Depending on the manufacturer's inventory status, it may take 2 or 3 weeks to deliver.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eA design philosophy that transcends the century through meticulous design and meticulous preparation\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eHigh quality, high grade,High-Fidelity\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLINLAI E-2A3\u003c\/strong\u003eis an elite tube that combines the captivating tone of the 2A3 tube with modern high-end technology through meticulous design and meticulous preparation. LINLAI's \"Elite Tube E Series\" is a high-quality, high-grade,High-FidelityIt is developed and produced in the spirit of\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEggplant Tubular Shape: \u003c\/strong\u003eThe tube shape adopts an antique \"eggplant-shaped\", which takes into account the acoustic characteristics as well as the visual aesthetics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh purity and long life:\u003c\/strong\u003e It is made of carburized permalloy with high purity and strong electron emission capacity, ensuring long service life and stable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-vibration:\u003c\/strong\u003e The structure of hanging the core from the glass case effectively avoids the generation of physical vibration noise and minimizes sound turbidity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eRich, transcendent mids and high frequencies and accurate bass\u003c\/h4\u003e\n\u003cp\u003eReviews of the E-2A3 point to the exceptional tonal beauty and balance that is common with the company's E-300B.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"The sound field is wide, and the sound is beautiful, flowing, and lingering.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe wide and well-balanced sound field reproduces the rich sense of scale of the music. In particular, the arrangement of female vocals is exceptionally beautiful, and the rich and slightly pretty mid-high frequencies give a \"transcendental\" impression.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Thick, rich, fast and accurate bass.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe bass is thick, rich yet fast, precise, with excellent analytical power, with clear contours and considerable textural density, precise focus. This allows the 2A3 tube to have the unique delicacy of the 2A3 tube, but without the looseness of the low frequencies, the foundation of the music is firmly supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"String instruments and pianos that have both transparency and fullness.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe violin has a transparent, smooth and moist tone. The stringed instruments and piano are also very good with their plump and clear tones, and the \"Lin Lai sound is not only good sound, but also great sound\".\u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42455004479745,"sku":"e-2a3","price":135980.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/LINLAI_E-2A3.jpg?v=1644486542"},{"product_id":"linlai-e-300b-tube","title":"LINLAI E-300B Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product.\u003cbr\u003e*Depending on the manufacturer's inventory status, it may take 2~4 weeks to deliver.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eIt can reproduce the essence of the original WE300B\u003c\/h2\u003e\n\u003cp\u003eHigh quality, high grade,High-Fidelity\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLINLAI E-300B\u003c\/strong\u003eis one of the few elite tubes that can replicate the essence of the original Western Electric $300\\text{B}$, among the 300B tubes that brands from all over the world compete for. LINLAI's \"Elite Tube E Series\" is a high-quality, high-grade,High-FidelityIt is developed and produced in the spirit of\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-performance materials: \u003c\/strong\u003eIt is made of carburizing permalloy, which has high purity, excellent electron emission capacity, and a long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Stability:\u003c\/strong\u003e The glass shell separation structure effectively avoids vibration and noise, and the 4 cores with enhanced support of the tube core make it very stable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/yg6SUJOgclY\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\n\u003ch4\u003eAnalytical skills and emotions recognized by critics\u003c\/h4\u003e\n\u003cp\u003eThe E-300B stands out for its superior characteristics even when compared to the original WE300B (a 30-year-old product).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnalytical skills and rhythm that far surpass other replicas\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCritics and experts say that it retains the nuances of the original 300B's \"emotion\" and \"rhythm\", while far surpassing other replicas in terms of analysis and rhythm. This gives it enough playback power to add a new dimension to the art scene.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eRich, transcendent mids and high frequencies and accurate bass\u003c\/h4\u003e\n\u003cp\u003eReal listening reviews highlight the tonal beauty and balance of the E-300B.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"The sound field is wide, and the sound is beautiful, flowing, and lingering.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe wide and well-balanced sound field reproduces the rich sense of scale of the music. In particular, the arrangement of female vocals is exceptionally beautiful, and the rich and slightly pretty mid-high frequencies give a \"transcendental\" impression.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Thick, rich, fast and accurate bass.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe bass is thick, rich yet fast, precise, with excellent analytical power, with clear contours and considerable textural density, precise focus. This ensures that there is no loose low frequencies and that the foundation of the music is well supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"A string instrument and piano that combine transparency and richness.\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe violin has a transparent, smooth, and moist tone. The string instruments and piano also have rich and clear tones and are exceptionally excellent, providing not just 'good sound, but wonderful sound.'\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42455038591233,"sku":"e-300b","price":214630.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/LINLAI_E-300B_0b7be87b-a0f7-4f6b-bb64-3bc27277128c.jpg?v=1644486703"},{"product_id":"linlai-e-845-tube","title":"LINLAI E-845 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product. It may take around 4-6 weeks to deliver.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eOne of the few 845 tubes with the highest level of reproduction sound and sound quality\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eLINLAI E-845\u003c\/strong\u003ewas designed to be one of the few vacuum tubes with the best sound quality and highest level among the many 845 tubes. The vibrancy of the sound, the extension of the high and low frequencies, the tension and grandeur of the sound field, and the reproducibility of details maximize the potential of the original 845 tubes.\u003c\/p\u003e\n\u003cp\u003eLINLAI\u003cstrong\u003e\"Elite Tube E Series\"\u003c\/strong\u003eis of high quality, high grade,High-FidelityIt is developed and produced in the spirit of\u003c\/p\u003e\n\u003ch4\u003eUltimate performance with new material \"metal screen\"\u003c\/h4\u003e\n\u003cp\u003eThe E-845 adopts new materials and technologies to achieve performance and quality that surpass traditional graphite screen products.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolybdenum Alloy Carburizing Screen (Metal Screen): \u003c\/strong\u003eUsing new materials, it adopts a complete fastening without the connection process of the welded joint. This makes it very high heat dissipation and thermal stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful Release Capacity: \u003c\/strong\u003eThe filament emission capacity is strong and the noise level is extremely low (tube white noise 0.01mV).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansive Sound Field:\u003c\/strong\u003e In order to reproduce the sense of realism, the outer diameter size of the glass shell has been enlarged, and the sound field is more magnificent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e[Measurement results (example)] \u003c\/strong\u003eIt has a high voltage of 1050V, a screen current of 100mA, and a screen power consumption of 100\\text{W}$ hours, with a distortion-free output of $25\\text{W} and a signal-to-noise ratio of 96dB**.\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eOverwhelming realism and textured reality\u003c\/h4\u003e\n\u003cp\u003eThe reviews evaluate in detail the sound reality and driving power that the E-845 brings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoprano (high frequency): Penetrating, rich and heartfelt\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is permeable, euphonious, and realistic. The texture of the violin is perfect and transparent, with rich harmonics and just the right amount of aftertone. It beautifully expresses the rich flavor of flowing pine willow, and is said to be sharp and touching.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMidrange: Moving and infectious vocals\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe vocal line is full, steely and cheerful, and rich in overtones. You can see the singer's tonal changes and emotional intonations, and it has an attractive positive energy that is natural, moving, and extremely infectious.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBass (low range): Thick and powerful driving force and dynamics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEven an amplifier with an output of $18\\text{W}$ pushes the $88\\text{dB}$ speaker thickly and powerfully, which is analyzed to be the reason for the moderate damping coefficient. It has a strong sense of rhythm, and the resonant performance of the cello and bass drum is reproduced very realistically, creating a shockingly dynamic large orchestra scene.\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eOthers\u003c\/div\u003e\n\u003cp\u003e*YARLAND JAPAN brand printing may not be printed depending on the lot.\u003cbr\u003e*The image is for illustrative purposes only. There may be some differences from the actual product.\u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42455053304065,"sku":"e-845","price":201760.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/LINLAI_E-845.jpg?v=1644486844"},{"product_id":"linlai-211-tube","title":"LINLAI 211 Matched Pairs","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product. The delivery time is usually around 5 days, but it may take around 4 weeks depending on the manufacturer's inventory status.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eElegant and simple appearance\u003c\/h2\u003e\n\u003cp\u003eImmersive sound\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eElegant appearance and overwhelming presence: LINLAI 211 vacuum tube\u003c\/h4\u003e\n\u003cp\u003eLINLAI 211 is a high-power triode vacuum tube made using modern advanced manufacturing technology while following the traditional triode design. The elegant and simple appearance adds to the dignity of the installed amplifier. This 211 tube is characterized by an overwhelming sense of scale and musical depth that rivals its appearance. It provides a rich and stable sound worthy of being the final stage of an amp.\u003c\/p\u003e\n\u003ch4\u003eImmersive sound: high resolution and full atmospheric feel\u003c\/h4\u003e\n\u003cp\u003eThe LINLAI 211 is not just about power, it's about extremely high sound quality accuracy. High Resolution and High Frequency Density: It combines high frequency density with a complete atmosphere, and has high resolution power to depict even the finest nuances of music.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate Sound Field Reproduction: \u003c\/strong\u003eThe excellent atmosphere, the texture of the instruments, and the contrast (dynamics) of the musical intensity (dynamics) make it an excellent sound field expressiveness that accurately reproduces the space in which the performance takes place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Essence of Raw: \u003c\/strong\u003eThe sound is as beautiful as the original, and the listener is instantly immersed in the world of music. In particular, the warmth and luster in the expression of vocals and strings deserve special mention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHigh-quality material selection and long-life design (reinforced by research information)\u003c\/h4\u003e\n\u003cp\u003eLINLAI does not compromise on the selection of materials that determine acoustic quality. They are manufactured with high-purity plate material, precise grid construction, and rigorous quality control to provide matched pairs with complete properties. This manufacturing process allows it to maintain consistent performance over time, resulting in a reliable and long-life design. Manufactured with high precision, this product maximizes the performance of your tube amplifier, promising a new dimension of listening experience.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":42968635179265,"sku":"linlai-211","price":64740.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/1029141516_617b836461a60.jpg?v=1654848890"},{"product_id":"yarland-845-dg-tube","title":"LINLAI 845 DG Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eIt will be an ordered product. The delivery time is usually around 5 weeks, but it may take about 3 to 4 weeks depending on the manufacturer's inventory status.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eAstonished by the new series of power tubes with hooks!\u003c\/h2\u003e\n\u003cp\u003eElegant, realistic, breathtakingly dignified and calm performance\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eNew series of filaments with hooks: 845 DG 2 pairs\u003c\/h4\u003e\n\u003cp\u003eThe LINLAI 845 DG is a new series of power tubes that completely reinvent the acoustic characteristics and structure of the previous 845. While using a conventional graphite screen pole, this is the first time a hook-mounted filament has been used. By relaxing the filament during work, a more transparent and subtle sound is achieved.\u003c\/p\u003e\n\u003ch4\u003eBreathtaking and imposing and calm performance\u003c\/h4\u003e\n\u003cp\u003eThe combination of graphite screen and hooked filament allows the 845 DG to deliver a classy, realistic, breathtaking and commanding performance. In addition to the stability of the conventional 845, it has acquired the delicacy and loveliness of the 300B and WE212. Freshness, natural beauty, sonic accuracy, and rich harmonics create a stunning sense of familiarity.\u003c\/p\u003e\n\u003ch4\u003eHigh heat dissipation and thermal stability\u003c\/h4\u003e\n\u003cp\u003eThree heat sinks on each side of the screen pole provide extremely high heat dissipation and thermal stability. It has greatly improved electron emission capacity and operating life. The outer diameter of the glass case has been enlarged to reproduce the sound field and atmosphere, and the core is supported by a mica ring, and attention to detail supports stable performance.\u003c\/p\u003e\n\u003ch4\u003eSound characteristics\u003c\/h4\u003e\n\u003cp\u003eIt dispels the overly stable low frequencies and \"introverted\" impressions of high frequencies that are often felt in the old 845. The clean sound quality adds a sense of stability and delicacy to the listener, so that the listener will never get bored.\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe traditional 845 billet differs both in sound and feel, and even with a luxurious 'body,' it can feel like a 'downgrade.' The 845-DG, which uses hook \u0026 eye filaments, exudes an elegant, realistic, and approachable atmosphere. Its freshness, natural beauty, precise sound, playing response, visual appeal, finish, harmonics, and its breathtakingly calm and commanding performance are outstanding. If conventional traditional 845s generally have overly stable low frequencies, somewhat less masculine midrange, and slightly 'introverted' highs, this 845 feels much more balanced. Many audio enthusiasts appreciate the distinctive 'delicate' and 'whisper-like' mid-to-high range of 300B or WE212 tubes, but this 845 goes beyond that, adding a sense of mature stability and charm that never tires the listener.\u003c\/p\u003e\n\u003cp\u003e※ The YARLAND JAPAN brand print may not appear on some lots.\u003cbr\u003e※ The images are for illustration purposes and may differ slightly from the actual product.\u003c\/p\u003e","brand":"Linlai","offers":[{"title":"Default Title","offer_id":43427248439553,"sku":"yarland-845-dg","price":117260.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/1029141728_617b83e8e8b1f.jpg?v=1664877805"},{"product_id":"eml300b-xls","title":"Emission LabsEML300B-XLS matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a made-to-order item. Shipping is\u003c\/span\u003e\u003cspan\u003eAbout 3 weeks\u003c\/span\u003e\u003cspan\u003eIt will be. It may take several days depending on stock status.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e300B-XLS shows its true value with high output\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eFurther enhances the traditional 300B sound and easily reproduces the loudness you need.\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eDemonstrates true value with high output: EML 300B-XLS matched pair\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eEmission Labs (EML) 300B-XLS\u003c\/strong\u003eis a premium tube that combines the sonic quality of the classic 300B with the rugged anode construction and large glass shell of the vintage 52B. This \"best-of-breed\" hybrid design maintains the warmth of the traditional 300B while achieving high output capability and excellent durability.\u003cstrong\u003eEasily reproduce the loudness you need\u003c\/strong\u003eand provides performance that can withstand modern high-end audio.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/A-09S-EML300BXLS-web1_fae39003-f38a-475e-a53f-0a26d2263fe8_1024x1024.jpg?v=1676111227\"\u003e\u003c\/div\u003e\n\u003ch4\u003eGenerous electrical reserve and low distortion sound\u003c\/h4\u003e\n\u003cp\u003eThis machine has a larger electrical reserve than the standard 300B,\u003cstrong\u003esingle-ended amplifier\u003c\/strong\u003eStable volume reproduction is possible. It provides crystal clear sound and a rich sound field at medium and low volumes, and maintains the original dynamics of recordings even at high volumes. Also, it is easy to load\u003cstrong\u003epush pull amplifier\u003c\/strong\u003eHowever, it exhibits stable performance, making full use of its high output characteristics, while delivering clear, low-distortion sound that combines delicacy and power.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_4056.jpg?v=1716876500\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003eDurability to high loads and long life design\u003c\/h4\u003e\n\u003cp\u003eEML 300B-XLS maintains stability even during long periods of high-load use due to its specially designed filament and grid structure.\u003cstrong\u003egold plated grid\u003c\/strong\u003eensures bias stability and long-term maintenance of pairwise agreement,\u003cstrong\u003eCemented carbide construction\u003c\/strong\u003eensures mechanical and electrical stability. This minimizes deterioration in sound quality,\u003cstrong\u003elong life\u003c\/strong\u003eand promises sustained high performance.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_4054.jpg?v=1716876599\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003eFlexible bias support\u003c\/h4\u003e\n\u003cp\u003eThe EML 300B-XLS can be used as a direct replacement for standard 300B amplifiers (plug and play). set exactly to the existing operating point, especially\u003cstrong\u003eAn amplifier that tries to extract as much power as possible from a regular 300B.\u003c\/strong\u003eProvides the optimal solution. If you can adjust the amplifier's bias, you can also select an operating point for even higher output, tuning the sound to be more natural, such as improving the attenuation rate in the low-frequency range.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_300bxls02.jpg?v=1716876599\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eEML 300B-XLS Filament Ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\" style=\"width: 100%; height: 77px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 48.25784%; height: 39px;\"\u003eFilament Voltage\u003c\/th\u003e\n\u003ctd style=\"width: 50.696864%; height: 39px;\"\u003e= 5 volts (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 48.25784%; height: 19px;\"\u003eFilament Voltage Tolerance\u003c\/th\u003e\n\u003ctd style=\"width: 50.696864%; height: 19px;\"\u003e4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 48.25784%; height: 19px;\"\u003eFilament Current\u003c\/th\u003e\n\u003ctd style=\"width: 50.696864%; height: 19px;\"\u003e~ 1.5 Am\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eOverwhelming Drive and Power\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe first thing I was surprised by when replacing with this tube was the strong drive of the amplifier.\u003cbr\u003eWhile retaining the suppleness of the 300B, there is clearly a feeling that the speakers are moving effortlessly, and even low-efficiency models are driven thoroughly. There is a solid sense of stability in the sound, and the low frequencies remain controlled even in complex tracks, allowing the music to unfold with ease.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEven at higher volumes, it remains calm, and the depth and scale of dynamics seem enhanced. It is truly an element that 'powerfully supports the music.'\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e300B-Style Beauty and Clarity\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIncreased power does not compromise the characteristic sound of the 300B.\u003cbr\u003eOn the contrary, the beauty of the midrange and smooth texture are fully preserved, allowing vocals and string expressions to be felt more richly. Anyone who prefers 300B will instinctively nod in agreement, with its natural luster and pleasantness.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBecause of its high quietness, the moments when sounds emerge are very beautiful. The high S\/N ratio translates directly into transparency, reproducing even the finest sounds clearly.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSatisfaction with Quality and Design\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe large glass envelope is truly beautiful. The presence when lit is outstanding, and simply watching it brings satisfaction.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Default Title","offer_id":43653570199809,"sku":"","price":225400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_4050.jpg?v=1716876599"},{"product_id":"toshiba-6sn7gtb-マッチド-ペア-ビンテージ管","title":"TOSHIBA 6SN7GTB Matched Pair Vintage Tube","description":"\u003cdiv class=\"post-shipping-info\"\u003eShipping will be 1-3 business days later.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch3\u003eRare! Toshiba Vacuum Tube Dett Stock\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eIt is almost unused when purchasing from new Dett Stock.\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eIt is a rare vintage tube, and it is a limited item matched in the same lot.\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eIt is a high reliability tube of Hi-S for Toshiba Toll measurement.\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eCondition\u003c\/div\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eAlmost unused.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAccessories\u003c\/th\u003e\n\u003ctd\u003eOriginal Package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":43653583732993,"sku":"","price":15000.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/IMG_3027.jpg?v=1670646686"},{"product_id":"eml2a3m","title":"Emission LabsEML 2A3M mesh plate matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a stock item. Shipping will take around 1-2 days. If the item is out of stock, it will take approximately 3 weeks to receive it.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eSame standard as RCA 2A3\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3\u003eMesh plate that creates magic in sound\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eSame standard as RCA 2A3: Mesh plate that brings magic to the sound\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eEmission Labs(EML)2A3-Mesh\u003c\/strong\u003eis a high-performance mesh plate vacuum tube designed for vacuum tube enthusiasts and audiophiles who pursue the ultimate in sound quality. Designed to be fully electrically compatible with RCA 2A3, it can be installed directly into many 2A3 compatible amplifiers. Achieving a soft and warm midrange, vocals with rich expression, and a natural sound that spreads throughout the space,\u003cstrong\u003eA sense of realism as if you were at the performance site\u003c\/strong\u003ebrings.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/2a3-3.jpg?v=1676007284\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eExtremely clear sound image with mesh plate\u003c\/h3\u003e\n\u003cp\u003eThe anode uses a gray mesh structure (mesh plate). This structure has high vibration damping properties, suppressing sound blurring and turbidity,\u003cstrong\u003eExtremely clear sound image and vast soundstage\u003c\/strong\u003eRealize. The expressive power that faithfully depicts even the delicate nuances of vocals and acoustic instruments is noteworthy. In addition, due to its characteristics, your ears will not feel stressed even when listening for a long time.\u003cstrong\u003eA natural and relaxing music experience\u003c\/strong\u003eWe provide\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/2a3-4.jpg?v=1676007284\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ch4\u003eOverwhelming reliability and strict grid current management\u003c\/h4\u003e\n\u003cp\u003eThis machine boasts overwhelming reliability due to EML's unique design.\u003cstrong\u003egold plated grid\u003c\/strong\u003eimproves bias stability and linearity, and\u003cstrong\u003eTight grid current management\u003c\/strong\u003e(Guaranteed to be 1 μA or less when new) reduces the risk of thermal runaway and achieves a long life. Furthermore, using molybdenum and wolfram,\u003cstrong\u003eCemented carbide construction\u003c\/strong\u003eThe suspension structure suppresses external vibrations.\u003cstrong\u003eAnti-microphonic design\u003c\/strong\u003eThis greatly improves mechanical and electrical durability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_38491.jpg?v=1704453077\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003eHigh compatibility and craftsmanship\u003c\/h4\u003e\n\u003cp\u003eGrid resistances up to 1MΩ with auto-bias and 100kΩ with fixed bias provide flexibility to fit a variety of amplifier designs. Gold plated pin, black ceramic UX4 socket (white bottom)Yamamoto Sound CraftBest match for manufactured sockets. A fusion of craftsmanship and precise structural design, including hand-blown globe-shaped glass and oversized getters.\u003cstrong\u003eBring out the vitality of music\u003c\/strong\u003ePremium vacuum tube.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/274mg-6.jpg?v=1676009714\" alt=\"\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003ePrecautions for use\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eIn rare cases, the preamplifieroutput tubeor some headphone amplifiers, spurious noise may occur. This is not a defect in the vacuum tube, but rather due to its compatibility with the circuit. In such cases, we recommend using EML 2A3 Solid Plate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEML 2A3-Mesh filament rating\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e2.5V (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage tolerance\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e4%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2.4 ... 2.6V with tube pin\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2.5 ... 2.7V at socket pins\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e2.5Am\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum standby time (heater voltage only)\u003c\/th\u003e\n\u003ctd\u003e2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003eEML 2A3-Mesh\u003c\/span\u003e\u003cspan\u003e maximum condition\u003c\/span\u003e\u003cspan\u003e(Cannot be done at the same time)\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003emaximum anode voltage\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e350V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eanode current\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e70mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eAnode dissipation continuous\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e18W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum grid\/ground resistance, single-ended: auto-biased\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e500kOhm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eMaximum grid\/ground resistance, single-ended\u003c\/span\u003e:Fixed\u003cspan\u003ebias\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e50kOhm\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eA feeling of openness in the sound field due to the mesh plate\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe mesh plate structure provides a spacious sound field that cannot be obtained with conventional solid plates. The sound spreads naturally throughout the space without the feeling of clogging, allowing you to experience a more three-dimensional and open sound.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe details of the sound are very clear, and the high level of transparency is impressive. The depiction of high frequencies is particularly delicate, vividly reproducing even the finest nuances of music.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e2A3's original beauty and musicality\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eWhile maintaining the gentle and beautiful tone unique to the 2A3, the open feeling unique to the mesh plate is added to bring out richer musicality. The midrange is smooth and naturally expresses the texture of vocals and acoustic instruments.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe noise level is also extremely low, and the sound rises from a deep, quiet background. There is almost no hum noise or microphonic noise, and the high S\/N ratio makes the transparent tone even more outstanding.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eQuality and Reliability\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThanks to EML’s unique, rigorous manufacturing process, high durability and stable performance are achieved. One of the major attractions is that the 2A3 tubes, which are key to the amplifier, can be used with peace of mind over a long period of time.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Default Title","offer_id":43661436420353,"sku":"","price":197800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/2a3-2.jpg?v=1676007284"},{"product_id":"eml45","title":"Emission LabsEML45 matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eThis is a made-to-order item. Shipping will take approximately 3 weeks. It may take several days depending on stock status. I'm here.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe ultimate triode sound – EML 45\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eAchieves delicate and pure sound quality. EML's unique design thoroughly reduces hum and distortion.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eThe ultimate triode sound – EML 45 matched pair\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eEmission Labs (EML) 45 vacuum tube\u003c\/strong\u003eis a model that further evolves the classic American-made RCA type 45 vacuum tube using EML's proprietary technology. While maintaining the warm tone and rich sound texture of the traditional 45,\u003cstrong\u003eClearer and more precise sound reproduction\u003c\/strong\u003eAchieved. It is highly valued by audio enthusiasts for its ability to reproduce delicate sound nuances.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3916.jpg?v=1706259085\"\u003e\u003c\/div\u003e\n\u003ch4\u003eModern design completely reduces hum and distortion\u003c\/h4\u003e\n\u003cp\u003eLow-output 45 tubes suffer from audible hum and noise, especially when paired with high-efficiency speakers. EML 45 is\u003cstrong\u003eNew filament structure\u003c\/strong\u003eCompared to conventional NOS pipes,\u003cstrong\u003e30% reduction in hum and distortion\u003c\/strong\u003e. Furthermore, grid current in the nanoampere range,\u003cstrong\u003eCarbide structure\u003c\/strong\u003e(Hard metal filament, Wolfram grid) improves bias uniformity and linearity, ensuring high purity and quietness.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3917.jpg?v=1706259085\"\u003e\u003c\/div\u003e\n\u003ch4\u003eExcellent expressiveness with a single-ended amplifier\u003c\/h4\u003e\n\u003cp\u003eEML 45 specifically\u003cstrong\u003esingle-ended amplifier\u003c\/strong\u003eIts true value is demonstrated in combination with. A medium to small output amplifier fully expresses the delicate nuances of sound, adding emotion and depth to your music. It is characterized by a rich, smooth, and deep sound, and has the ability to describe every detail of the sound, such as classical music and jazz.\u003cstrong\u003eNatural sound field reproduction\u003c\/strong\u003ePerfect for enjoying.\u003c\/p\u003e\n\u003ch4\u003eHigh durability and quality for long-term use\u003c\/h4\u003e\n\u003cp\u003eThe reinforced plate and glass structure improves durability compared to the conventional 45, providing stable performance over a long period of time. Carefully selected materials and precision technology, such as the cathode tap filament, anti-microphonic suspension, and gold-plated pins, are integrated into this authentic premium vacuum tube that can be used for a long time.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3919.jpg?v=1706259085\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eEML 45 filament rating\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e2.5V (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage tolerance\u003c\/th\u003e\n\u003ctd\u003e5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e~1.5 Am\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum standby time (heater voltage only)\u003c\/th\u003e\n\u003ctd\u003e2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003eEML 45 maximum rating\u003c\/span\u003e\u003cspan\u003e(Cannot be done at the same time)\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eanode voltage\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e300V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eanode current\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e45W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003econtinuous anode dissipation\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e11W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eClass A output\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e2.5W\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eGrid resistance, maximum possible value\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e500kΩ\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eA ball that brings out the musicality unique to 45 tubes to the utmost\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEML 45 reproduces with high precision the smooth and dense midrange that is unique to 45 tubes.\u003cbr\u003eVocals and stringed instruments have a fine texture, giving a sense of natural luster and rich musicality.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe delicate expressiveness and gentle spread of the sound field create a comfortable sound that won't make you tired even after long listening sessions. This is a tube that maintains the charm of 45 tubes while adding modern clarity and resolution.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHighly quiet with thorough noise suppression\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEML's unique strict manufacturing process reduces hum and microphonic noise to the absolute minimum. As the sound rises from the quiet background, clarity and purity are dramatically improved.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003esmalloutput tubeHowever, the sound image is clear and has a core, and the sound production is characterized by both delicacy and substance.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHigh durability and matching accuracy\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEML tubes are highly durable and have a reputation as an alternative to vintage 45s.\u003cbr\u003eSince it is supplied in precisely matched pairs, the channel balance is stable and the amplifier's performance is brought out to the fullest.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Default Title","offer_id":43661474758913,"sku":"","price":183400.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_39141.jpg?v=1706259085"},{"product_id":"eml-ad1m-telefunken","title":"Emission Labs EML AD1\/ 350-M Mesh plate heater current 1.5A type matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a made-to-order item. Shipping will take approximately 3 weeks. It may take several days depending on stock status.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe ultimate vacuum tube that combines history and innovation\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eRecreates Telefunken's AD1 and achieves even higher output and richer expressive power\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eThe ultimate vacuum tube that combines history and innovation: AD1\/350 mesh plate\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eEmission Labs (EML) AD1\/350 Mesh\u003c\/strong\u003e is a high-end triode that recreates the sound quality and beauty of the classic Telefunken AD1 vacuum tube, but has been improved with modern technology. Unique to 4V direct heating triodes of the 1930s and 1940s.\u003cstrong\u003eelegant and rich sound\u003c\/strong\u003eWhile inheriting the\u003cstrong\u003emesh plate\u003c\/strong\u003eThe result is soft, silky sound quality and excellent expressive power. The delicate nuances of vocals and stringed instruments stand out even more, providing a profound musical experience.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/A-06-3-1-Ss_c31926a8-9b90-4801-a62d-2ff04de9af39.jpg?v=1640569678\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003eCompatible with high voltage (350V) and stability\u003c\/h4\u003e\n\u003cp\u003eWhile the conventional AD1 was based on 250V operation, the EML AD1\/350\u003cstrong\u003eCompatible up to 350V\u003c\/strong\u003eRealizes a highly efficient design. It adapts to a wider range of amplifier configurations by reducing heat dissipation while drawing additional output. The latest technology eliminates grid current generation at high operating voltages, which was a concern with the conventional AD1. For extended periods of time at any operating point\u003cstrong\u003estable performance\u003c\/strong\u003eWe provide\u003c\/p\u003e\n\u003ch4\u003eAdvantages of mesh anode and gold plate grid\u003c\/h4\u003e\n\u003cp\u003eThe biggest feature of this machine is the gray\u003cstrong\u003ewire mesh anode\u003c\/strong\u003eand\u003cstrong\u003eGold plated Wolfram Grid\u003c\/strong\u003eIt is a combination of The mesh anode suppresses unnecessary resonance and thoroughly eliminates muddy sound. This results in\u003cstrong\u003eMusic playback with high transparency and depth\u003c\/strong\u003eenable. Gold plated grid technology suppresses grid current and is resistant to aging, which is typical of vacuum tubes, maintaining beautiful sound over a long period of time.\u003c\/p\u003e\n\u003ch4\u003eHigh compatibility and long life design\u003c\/h4\u003e\n\u003cp\u003eSoft rubber suspended tube base, cathode tap filament, and maximum lifespan\u003cstrong\u003eslow start filament\u003c\/strong\u003eadopted. The cemented carbide construction eliminates the grid current and gas problems that often occur with vintage tubes, and provides excellent bias stability. It is also compatible with vintage 8-pin \"side contact\" and 4-pin UX4 basses, making it highly compatible with particular amplifier configurations.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eEML AD1 filament rating\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e4V (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage tolerance\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e+5% \/ -2.5%\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e1.5 am\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum standby time (heater voltage only)\u003c\/th\u003e\n\u003ctd\u003e2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003eEML AD1 maximum conditions (\u003c\/span\u003e\u003cspan\u003e(Cannot be used at the same time)\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eanode voltage\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e350V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eanode current\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e60mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eAnode consumption fixed bias (continuously)\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e15W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eAnode dissipation auto bias (continuous)\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e18W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum grid\/ground resistance, single-ended:\u003cspan\u003eautomatic bias\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e500kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum grid\/ground resistance, single-ended: fixed bias\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e50kΩ\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eA feeling of openness in the sound field due to the mesh plate\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe moment I switched to the mesh plate AD1, I felt that the sound field had a much wider and three-dimensional feel. Although the localization is solid, the sound seems to naturally spread out into the space, giving the impression that the sound field is wide open. There is no blockage in the sound, and the sense of openness that expands smoothly is very comfortable.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe details of the sound are very delicate, and the sense of transparency is even higher. In particular, the extension of the mid-high range is natural and beautiful, and even the smallest nuances are vividly depicted, yet the sound remains soft to the ear. Another good point is that there is no excessive stimulation.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHigh power and stability\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAnother big appeal is that it maintains the delicate and beautiful tone typical of the AD1, while adding solid driving force. smalloutput tubeEven with the speakers that couldn't produce the full sound, the braking force increased, the outline became clearer, and I felt that the overall energy of the music was raised.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe noise level is extremely low, and the way the sound rises from the silent background is amazing. There is almost no hum noise or microphonic noise, and it is clear that the high S\/N ratio supports the reproduction of minute information.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAttention to compatibility and design\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFaithfully reproducing the AD1's unique 1.5A filament structure while incorporating the characteristics of the $350\text{B}$, you can see the careful design philosophy typical of EML throughout. The distinctive, beautiful glow when the mesh plate lights up is also appealing, making this tube not just sound good, but also a joy to own.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Au8 socket","offer_id":43758963163393,"sku":"","price":225400.0,"currency_code":"JPY","in_stock":true},{"title":"UX4 socket","offer_id":43758963196161,"sku":"","price":207600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/AD1-UX4-600hoch.jpg?v=1670998925"},{"product_id":"psvane-we274b-1本のコピー","title":"PSVANE UK-6SN7 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003eShipping will be 1-3 business days later.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch3\u003eHigh Quality Making\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eIt is a 6SN7 finished in UK type (ST tube).\u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eCondition\u003c\/div\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eExcellent, usage time only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAccessories\u003c\/th\u003e\n\u003ctd\u003eOriginal Package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":43678422335745,"sku":"","price":16000.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/IMG_3024.jpg?v=1671774656"},{"product_id":"eml300b-mesh-tube","title":"Emission LabsEML300B - Mesh Long Anode Version Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003ePre-order will take about 3 weeks. The delivery time may vary depending on transportation conditions.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e\n\u003ch2\u003eFor listeners seeking magical clarity\u003c\/h2\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003ch3\u003e\u003cspan\u003eThe 300B with wire mesh anode, combining the magic and clarity of anode tubes\u003c\/span\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eFor listeners seeking magical clarity: 300B Mesh Anode Tube\u003c\/h4\u003e\n\u003cp\u003eThe Emission Labs (EML) 300B-Mesh is designed for those pursuing the ultimate beauty of triode sound. It features the \"magical transparency\" and delicate, rich expression of a wire mesh anode tube, delivering musical nuances vividly with deep, expansive sound. This characteristic is especially pronounced when paired with high-efficiency speakers (106dB or higher) and low-to-medium output amplifiers.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/300b-3.jpg?v=1676011054\"\u003e\u003c\/div\u003e\n\u003ch4\u003eA pure soundstage realized by the mesh anode\u003c\/h4\u003e\n\u003cp\u003eThe greatest feature of the EML 300B-Mesh is its mesh anode structure. It thoroughly suppresses unwanted resonances (ringing caused by the bell effect) that normally occur with solid plate anodes, thanks to the high damping ability of the mesh anode. This results in a more transparent soundstage and pure playback, allowing for a realistic stereo reproduction with enhanced depth and spatial expression.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/300b-4.jpg?v=1676011053\"\u003e\u003c\/div\u003e\n\u003ch4\u003eLong anode design and high-quality construction\u003c\/h4\u003e\n\u003cp\u003eThis product features a long anode configuration that is 25% longer than the standard 300B. Equipped with a mesh anode mounted on a rigid metal frame, gold-plated tungsten grid, and ultra-rigid structure, it achieves optimal stability and long life. Additionally, technologies aimed at improving sound quality and durability, such as cathode tap filaments, slow-start filaments, and anti-microphonic design, are generously implemented.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe ultimate balance of sound and power\u003c\/strong\u003e\u003cbr\u003eDue to the nature of vacuum tubes, balancing sound quality and output is important. The EML 300B-Mesh prioritizes sound quality over high output, and when paired with high-efficiency speakers (106dB or higher), it delivers rich volume and beautiful sound even at lower output. The unique transparency and delicate sound of the wire mesh structure provide a musical experience that envelops the listener.\u003c\/p\u003e\n\u003ch4\u003eUsage conditions for optimal performance\u003c\/h4\u003e\n\u003cp\u003eThe EML 300B-Mesh is designed for sound quality rather than high output, and is therefore recommended for use with lower anode loss than standard 300B tubes. Recommended anode loss is 22W, maximum 28W. For optimal performance and long life, please ensure the amplifier's anode loss is less than 26W. By observing these conditions, you can safely enjoy the delicate, transparent sound quality and high performance of this unit.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/300b-2.jpg?v=1676011063\"\u003e\u003c\/div\u003e\n\u003ch4\u003eEML 300B-Mesh vacuum tube replacement conditions\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003eEML 300B-Mesh tubes can be used to replace standard 300B tubes if the following conditions are met:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eBias and Anode Losses: Anode losses should be reduced to 22 watts typical or 28 watts absolute maximum (see table below for details).\u003c\/li\u003e\n\u003cli\u003eFilament Current: It is important that the amplifier is capable of supplying a minimum of 1.4 amps of filament current. If this is not met, the heater voltage will drop below 5V and the vacuum tube may fail.\u003c\/li\u003e\n\u003cli\u003eVacuum tube size: 300B-Mesh is a \"long anode\" specification with an anode that is 25% longer than the standard 300B. Therefore, the physical size is equivalent to EML's 300B-XLS vacuum tube, and larger than the regular 300B. For sealed amplifiers, the length of the tube glass does not matter, but please see the end of the data sheet for detailed dimensions.\u003c\/li\u003e\n\u003cli\u003eAnode heat dissipation properties: Mesh anodes have lower heat dissipation properties than solid plate anodes. Therefore, the maximum anode loss during continuous use of 300B-Mesh should be limited to 22 watts typically and 28 watts absolute maximum. This is a standard operating condition adopted by many Japanese amplifiers, but some amplifiers operate above this number, so if you are unsure of your amplifier's anode losses, it is best to check with the amplifier manufacturer beforehand.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eBy meeting these conditions, you can safely enjoy the transparent sound quality and high performance of EML 300B-Mesh.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/300b-8.jpg?v=1676011069\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eEML 300B-Mesh filament rating\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e= 5 volts (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage tolerance\u003c\/th\u003e\n\u003ctd\u003e4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e~1.4 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e300B-Mesh Maximum Conditions\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eYou cannot use maximum current and maximum voltage at the same time.\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum Anode Voltage\u003c\/th\u003e\n\u003ctd\u003e450V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAnode Current\u003c\/th\u003e\n\u003ctd\u003e80mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePeak Anode Dissipation\u003c\/th\u003e\n\u003ctd\u003e28W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGrid Resistor @ Anode Dissipation = 22W\u003c\/th\u003e\n\u003ctd\u003e100k...350kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGrid Resistor @ Anode Dissipation = 24W\u003c\/th\u003e\n\u003ctd\u003e100k...250kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGrid Resistor @ Anode Dissipation = 26W\u003c\/th\u003e\n\u003ctd\u003e100k...140kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGrid Resistor @ Anode Dissipation = 28W\u003c\/th\u003e\n\u003ctd\u003e100kΩ or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e* For the best lifespan, it is recommended to choose an anode dissipation of up to 26W, but 28W is also possible if compromising for lifespan.\u003c\/span\u003e\u003cspan\u003eIf you need higher output than the 300B-Mesh, select the standard 300B-Mesh or upgrade to the 300B-XLS.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eDimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e148 x 65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e145g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eSpacious Soundstage Due to Mesh Plate\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe first thing I noticed when actually listening was the excellent 'openness' of the soundstage. It is extremely wide, naturally deep, and gives the impression that a three-dimensional scene rises effortlessly before your eyes. While imaging is precise, the sound gently spreads beyond the speakers—this sense of freedom is very pleasant and strongly conveys the openness unique to a mesh plate.\u003c\/li\u003e\n\u003cli\u003eThe high frequencies extend well without ever being harsh, maintaining a very refined character. The sound is delicate enough to reveal fine nuances, yet it never feels piercing, leaving only a clear transparency.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStability and Strength Produced by the Long Anode\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIn the low frequencies, the benefits of the long anode are evident. The foundation is solid and stable, with ample volume that maintains clear contours. Even at high volumes or with complex arrangements, it feels confident and provides strong support to the overall music.\u003c\/li\u003e\n\u003cli\u003eThere is also a sense that the drive and dynamics have been elevated to a higher level. Sound images are tightened, and the tone becomes more focused, allowing the intensity and expression of the performance to come across more directly.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eLow Noise and the Joy of Ownership\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe tranquility of the background is a noteworthy feature. With extremely low noise, the way the music rises smoothly from the silence reflects the high level of craftsmanship typical of EML. Additionally, the unique beauty of the mesh plate itself is another major attraction. The delicate glow when it is lit brings satisfaction just from looking at it. I felt that this piece not only delivers sound but also the joy of ownership.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Default Title","offer_id":43681436991745,"sku":"","price":235800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/products\/300b-2.jpg?v=1676011063"},{"product_id":"eml300b-we300b","title":"Emission LabsEML300B Matched Pair – Direct Replacement for WE300B","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eIn stock. Orders ship the next day. If out of stock, items will be special ordered, which may take about 2–3 weeks.\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eSame specifications as the original WE300B\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eThe ultimate vacuum tube that inherits the traditional 300B sound while pursuing durability and stability\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003ch4\u003eTraditional 300B Sound: Direct replacement for WE300B\u003c\/h4\u003e\n\u003cp\u003eThe Emission Labs (EML) 300B vacuum tube is designed as a direct replacement for the original Western Electric E300B manufactured until 1988. The glass height and diameter are the same, fully preserving the warm sound quality and characteristics of the traditional 300B. Moreover, with modern manufacturing techniques, it has been perfected as a vacuum tube emphasizing durability and stability, earning the support of vacuum tube amplifier enthusiasts.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3310.jpg?v=1689148621\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eUnique structure for stable sound and durability\u003c\/h3\u003e\n\u003cp\u003eThe EML 300B, with its unique filament and grid structure, achieves extremely low hum noise and minimal distortion throughout most of its lifespan. In particular, the gold-plated grid enhances bias stability, protects against accidental overload, and improves tube curve linearity, providing many benefits. Additionally, the ultra-hard base structure and rigid metal anode ensure that the shape does not change due to heat or mechanical shocks, guaranteeing long-term stability and parameter reproducibility.\u003c\/p\u003e\n\u003ch4\u003eHigh adaptability that brings out amplifier potential\u003c\/h4\u003e\n\u003cp\u003eThe 300B is designed for moderate load, which means it is less affected by interaction with speakers, and the sound quality tends to reflect the vacuum tube’s own characteristics. The EML 300B balances high output and low distortion demanded by the amplifier, delivering music without distortion. When paired with single-ended, no-feedback amplifiers, you can fully enjoy its distinct, rich, and natural acoustics.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3313.jpg?v=1689148621\" alt=\"\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003eCarefully selected materials and long-life design\u003c\/h4\u003e\n\u003cp\u003eThe EML 300B boasts a long expected lifespan and maintains stable performance even under high loads. It combines carefully selected high-quality materials and precise engineering, including gold-plated pins, a black ceramic socket, a soft rubber-suspended tube, two extra-large getters, and a hand-blown glass envelope. If you anticipate operating under harsh conditions, we recommend considering the higher-end 300B-XLS model.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3312.jpg?v=1689148621\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eEML 300B Filament Ratings\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament Voltage\u003c\/th\u003e\n\u003ctd\u003e= 5 volts (AC or DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament Voltage Tolerance\u003c\/th\u003e\n\u003ctd\u003e4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament Current\u003c\/th\u003e\n\u003ctd\u003e~ 1.3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum Standby Time (Heater Voltage Only)\u003c\/th\u003e\n\u003ctd\u003e2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003eEML 300B Maximum Ratings\u003c\/span\u003e\u003cspan\u003e(Not to be used simultaneously)\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum Anode Voltage\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e450V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSafe Maximum Anode Dissipation\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e36W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003ePeak Anode Dissipation\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e40W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum Anode Current:\u003cspan\u003eFixed Bias\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e70mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMaximum Anode Current:\u003cspan\u003eSelf-Bias\u003c\/span\u003e\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003ch4\u003eImproved Drive and Dynamics\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe first thing that surprised me when replacing with the EML 300B was the significantly increased drive power of the amplifier. Compared to traditional 300Bs, the low-end energy is solid, and you can immediately sense a “certain strength” in the sound. Even at high volumes, there is plenty of headroom, providing consistent drive throughout the sound.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe sound attacks very quickly, adding a natural liveliness to the music. The attack isn't overly sharp; it delivers just the right amount of instantaneous power, greatly enhancing rhythm clarity and sense of speed.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eLow Noise and Transparency\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThe quietness of the background is remarkable. There is almost no hum or microphonic noise, giving the impression that the sound emerges smoothly from 'deep silence.' This high S\/N ratio further enhances overall transparency, making spatial detail very clear.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe high frequencies are extended and delicate, but never piercing to the ear. Despite the abundance of information, the sound remains natural, maintaining an elegant tone that doesn't tire you even after long listening sessions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eQuality and Reliability\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEML's product manufacturing is extremely meticulous, and the high durability and reliability provide a sense of security. The reassurance that the 300B, the heart of the amplifier, can be used for a long time offers tremendous value to the owner.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe precision as a matched pair is very high, and the left and right channel balance aligns perfectly, leaving a good impression. It properly brings out the amplifier's true capabilities, resulting in consistent stability in the reproduced sound.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emission Labs","offers":[{"title":"Default Title","offer_id":43754612195585,"sku":"","price":189800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_3308.jpg?v=1689148621"},{"product_id":"elrog-er300b","title":"ELROG ER300B matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a made-to-order item. Shipping will take approximately 4 weeks. It may take several days depending on stock status.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe modern 300B stands at the pinnacle of vacuum tubes.\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eGerman-made high-performance 300B vacuum tubes for ultimate musicality and resolution\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eELROG's ER300B is the ultimate tube audio amplifier.output tubeThis is a modern reinterpretation of the highly acclaimed 300B vacuum tube. Manufactured in Germany, the ER300B is a product that incorporates the maximum of ELROG technology and quality, and is characterized by excellent musicality and high resolution.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er300b-2_57cd06e5-f08e-4110-9776-e80aea8f3c14.jpg?v=1767937217\"\u003e\u003c\/div\u003e\n\u003cp\u003eThanks to ELROG's high-precision design and manufacturing technology, the ER300B achieves low noise and low distortion, reproducing every nuance of music, from rich, powerful bass to delicate treble. In particular, it combines the warm tones unique to vacuum tubes with compatibility with modern audio equipment, and demonstrates its expressive power in all genres, from classical to jazz to rock.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_4894.jpg?v=1767936124\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eAdditionally, since the ER300B is designed as a 300B compatible vacuum tube, it can also be used with existing 300B amplifiers, making it easy to experience the unique sound of ELROG.\u003c\/p\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e5V \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e1.2A\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eamplification factor\u003c\/th\u003e\n\u003ctd\u003e3.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emutual conductance\u003c\/th\u003e\n\u003ctd\u003e3.3mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eplate resistance\u003c\/th\u003e\n\u003ctd\u003e950Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate voltage\u003c\/th\u003e\n\u003ctd\u003e600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e40W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/IMG_4897.jpg?v=1767936183\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eWith these specifications, the ER300BHigh-FidelityDemonstrates excellent performance and reliability in audio applications. Due to their high plate loss and voltage tolerance, they can reliably handle even the most demanding audio signals, providing a rich and authentic sound experience, making them a favorite among audiophiles.\u003c\/p\u003e","brand":"ELROG","offers":[{"title":"Default Title","offer_id":45705085976833,"sku":"er300b","price":370000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er300b-1_7b23a8f0-3aa8-4678-b4f9-f7d534630879.jpg?v=1767937216"},{"product_id":"elrog-er845","title":"ELROG ER845 matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a made-to-order item. Shipping will take approximately 4 weeks. It may take several days depending on stock status.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e 845 vacuum tube combines overwhelming power and delicacy\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e845 vacuum tube for high-end audio, rebuilt with precision German technology\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eELROG ER845 is a special tube designed for tube amp enthusiasts and audiophiles. The classic 845 tube has been redesigned with modern technology, dramatically improving the expressive power of sound. Made using a precision manufacturing process in Germany, the ER845 boasts low noise, low distortion, and high reliability, adding depth and clarity to your audio system.\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er845-2_fd07de21-b538-4754-8da2-b1aca7c1cca9.jpg?v=1767937124\"\u003e\u003c\/div\u003e\n\u003cp\u003eWith strong plate voltage resistance and plate loss performance, it is compatible with a wide range of music genres, and is especially effective in sound sources that require delicate expression such as jazz and classical music. Furthermore, it reproduces everything from deep, rich bass to clear highs in a well-balanced manner, allowing you to bring out every detail in the music.\u003c\/p\u003e\n\u003cp\u003eIt is compatible with existing 845 amplifiers, allowing you to enjoy the musicality and clarity that is unique to ELROG while adding innovation to your system.\u003c\/p\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e10V \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e3.25A\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eamplification factor\u003c\/th\u003e\n\u003ctd\u003e5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emutual conductance\u003c\/th\u003e\n\u003ctd\u003e3.1mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eplate resistance\u003c\/th\u003e\n\u003ctd\u003e1700Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate voltage\u003c\/th\u003e\n\u003ctd\u003e1250V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThese specifications make the ER845 an 845 vacuum tube with high durability and excellent acoustic characteristics, making it ideal for high-end audio systems. In particular, the 1250V plate voltage and 100W plate loss performance provide powerful and precise sound, making it possible to express high dynamics and detailed sounds that cannot be achieved with conventional vacuum tubes.\u003c\/p\u003e","brand":"ELROG","offers":[{"title":"Default Title","offer_id":45705106751745,"sku":"er845","price":420000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er845-1_0516c4a1-e42f-4f7d-be30-c25c5872afbd.jpg?v=1767937124"},{"product_id":"elrog-er211","title":"ELROG ER211 matched pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis is a made-to-order item. Shipping will take approximately 4 weeks. It may take several days depending on stock status.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e 211 vacuum tube pursues ultimate transparency and musicality\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e211 vacuum tubes for energetic yet delicate sound\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eELROG ER211 is a German-made 211 vacuum tube that optimizes the transparency and straightness that are the essence of 211 vacuum tubes for modern high-end audio environments. It pushes the music signal forward as it is without exaggerating the sound - called 211.output tubeIt embodies the characteristics possessed by a higher degree of purity.\u003c\/p\u003e\n\u003cp\u003eThe ER211 by ELROG is designed with low noise and high reliability in mind, and features clear and clear sound.\u003cbr\u003eEliminating unnecessary coloring, it naturally depicts the contours of instruments and vocals, the depth of the sound field, and the atmosphere of the performance space. When you first listen to it, you get a calm impression, but within that quietness, there is a high resolution and amount of information condensed.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er211-2_c926335e-aa48-4f51-9258-bb75fdb47d52.jpg?v=1767936933\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe bass sinks deeply but never swells out excessively, always remaining in a controlled state. In the midrange, the sound image is stable and the localization is clear. There is good clarity and flexibility in the high range, allowing you to see every detail without any irritation. This is a playback that clearly conveys the structure of the music while taking advantage of the sense of scale unique to the 211 vacuum tube.\u003cbr\u003eER211 has high immunity with maximum plate voltage of 1250V and maximum plate loss of 75W.\u003cbr\u003eThis margin allows for both delicacy in soft sounds and unwavering strength in strong plays, making it possible to stably reproduce not only classical music, jazz, and orchestral music, but also dynamic sound sources. Another big appeal is that it is compatible with existing 211-compatible tube amplifiers. Transparency and visibility can be raised to the next level without compromising the amplifier's design philosophy or sound direction.\u003cbr\u003eThose who are already accustomed to using 211 vacuum tubes will be able to feel the difference naturally.\u003c\/p\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament voltage\u003c\/th\u003e\n\u003ctd\u003e10V \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003efilament current\u003c\/th\u003e\n\u003ctd\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e3.25A\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eamplification factor\u003c\/th\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emutual conductance\u003c\/th\u003e\n\u003ctd\u003e3.3mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eplate resistance\u003c\/th\u003e\n\u003ctd\u003e3600Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate voltage\u003c\/th\u003e\n\u003ctd\u003e1250V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e75W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe ER211 combines the sense of scale, straightness, and transparency of the 211 vacuum tube in a form suitable for modern high-resolution audio. Because it doesn't emphasize the music, the music itself comes to the fore - that's the essence of this German-made high-end 211 vacuum tube.\u003c\/p\u003e","brand":"ELROG","offers":[{"title":"Default Title","offer_id":45705117860097,"sku":"er211","price":370000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/er211-1_1d69b146-07cb-4d5b-b5f3-b58fd3955403.jpg?v=1767943338"},{"product_id":"kr-audio-300b-mp","title":"KR AUDIO KR300B Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eKR AUDIO 300B(WE Clone)Direct Heat 3-Poleoutput tube\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eThe core of the 300B, the \"sense of reality in the midrange\", is more visible and powerful in modern design.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eWhat I expect from the 300B is not a production of sweetness, but a natural alignment of the vocal presence, the luster of the strings, the core of the piano, and the vanishing of the hall tone. The KR AUDIO KR300B is organized in the direction of improving the information outlook without losing the contours of the sound image without losing the character of the 300B. It is suitable for those who are looking for a type that does not get tired even after listening to it for a long time, but does not diminish the heat of the music.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe core of the structure is located in the ribbon filament. In addition, it introduces a unique patented design called \"32 cathodes\", which has a high vacuum level (10^-8 Torr) and a low grid current (up to 2.0 μA). The idea of making it easy to stabilize the state even after the sound is included from the beginning, and it is designed in a way that does not make the 300B a \"consumables with large hits and misses\".\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117519_jpg.jpg?v=1769251940\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eIn terms of numbers, you can see the skeleton that realistically uses up the 300B. The filament is 5V (±5%)\/1.2A and the amplification factor is 3.9. The maximum rating is 550 V plate voltage, 120 mA plate current, and 50 W plate loss. Typical conditions for A1 class are plate voltage 450 V, plate current 100 mA, grid voltage -90 V, mutual conductance 6.2 mA\/V, and plate resistance 630 Ω. While it is easy to assemble within the framework of a 300B compatible amplifier, it is essential to check the heater capacity (1.2A margin) and bias conditions. If this is right, both the cohesion and life of the sound will be stable.\u003c\/p\u003e\n\u003ctable class=\"table-spec\" style=\"width: 100%; height: 133px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e5V（±5%） \/ 1.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e3.9\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e450V \/ 100mA \/ -90V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e6.2mA\/V \/ 630Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e550V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 49.386936%; height: 19px;\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe review emphasizes a well-balanced sound centered on transparency. Through break-in, the edges soften and the sense of air in the midrange increases, while the low end is not exaggerated in quantity but maintains necessary punch and density, giving an impression of a solid foundation. The high frequencies are said to converge naturally without provoking harshness, while preserving the texture of the sound.\u003cbr\u003eThe product also receives very high marks for craftsmanship, with mentions of the physical quality including the exterior and the base. It suggests ease of handling and reliability for daily use.\u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47553703772417,"sku":"kr300b","price":225000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117519.jpg?v=1769251940"},{"product_id":"kr-audio-300b-balloon-マッチドペア","title":"KR AUDIO KR300B-Balloon Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eKR AUDIO 300B(WE Clone)Direct Heat 3-Poleoutput tube\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eWith the \"density and afterglow\" of 300B as the core, the balloon-type 300B comfortably raises the scale and outlook\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe appeal of the 300B is that the texture of the voice and strings does not fade, the core of the sound image does not collapse, and the aftertaste naturally develops. The 300B-Balloon is organized in the direction of preparing the information outlook and low-frequency foothold without deviating from its royal road. It is suitable for those who emphasize the \"closeness of music\" of single A-class while also wanting a wide range and a sense of scale.\u003cbr\u003eKR AUDIO positions the 300B as a \"high-power triode that is strong in low frequencies\" and specifies the ribbon filament structure and patented design of \"32 cathodes\". The vacuum level is 10 (-8) Torr, the maximum grid current is 2.0 μA, the emission is constant until the end of the life, and the warranty is 2 years.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117527_jpg.jpg?v=1769256760\" alt=\"\"\u003e\u003cbr\u003eThe balloon shape doesn't just look special. Its presence on the top plate stands out, enhancing the overall system impression. The 300B is a category that is as effective as \"sound\" for \"ownership and daily satisfaction\", but the 300B-Balloon is one that plays a leading role, including that part.\u003c\/p\u003e\n\u003cp\u003eRegarding compatibility, it has been clarified on the distribution side that it can be used as a replacement for the classic 300B. You can assume that you will replace it with a 300B compatible amplifier, but be sure to check the heater capacity (1.2A margin) and bias conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 133px;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e5V（±5%） \/ 1.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e3.9\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e550V \/ 120mA \/ -90V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e6.2mA\/V \/ 630Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e550V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe KR 300B-Balloon comes to the fore with its ability to pick up minute information. However, the amount of information is not exaggerated in the direction of \"brightening the high frequencies\". It is a depiction that does not dilute the texture or tone, but only increases the perspective while maintaining a natural feel. The sound does not become stiff even as the details increase, and the flow of the music does not stop - this is the main focus.\u003cbr\u003eThe axis of comparison is the breadth and depth of the sound field, and the difficulty of collapsing in complex songs. KR has a wide and deep stage, so the separation is good, but it is difficult to break the overall cohesion even in busy parts. On the other hand, TJ Mesh tends to be talked about as attractive for its glossy \"bloom\" in the mid and high frequencies, but there are scenes where the bloom covers the details. KR is not written to add sex appeal with bloom, but to arrange the whole thing and land it in a place where it can be heard naturally.\u003cbr\u003eThe low frequencies are talked about as a well-organized way with the keywords \"discipline\", \"attack\", and \"depth\". Another feature of this review is that there is an expression that it is close to push-pull. The midrange maintains the tone and harmonics typical of the 300B, while adding good movement and impact. The high frequencies have a hard core but are not rough, and the rise of the percussion instruments and the reality of the tips increase—the overall picture is assembled in this way.\u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47553826029825,"sku":"kr300b-b","price":249800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117527.jpg?v=1769256760"},{"product_id":"kr-audio-2a3","title":"KR AUDIO KR2A3 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eKR Audio 2A3 Clear Glassoutput tube）\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eKR's 2A3 has honed the \"closeness of breathing\" typical of 2A3 through information prospects and low-frequency arrangement\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe 2A3 is a sphere that has a modest output but straight up the sound and the density of the midrange. It is a single A-class circuit, and it is strong in the direction of \"adjusting and bringing forward\" the texture of the voice and strings rather than \"fattening\". The intensity of the presence when the speaker hits cannot be described only by the output wattage.\u003c\/p\u003e\n\u003cp\u003eKR AUDIO 2A3 puts \"modern construction\" into the 2A3. The monoplate structure is combined with a new ribbon filament and a patented design of 32 cathodes, with a vacuum level of 10^-8 Torr, a maximum grid current of 2.0 μA, and constant emissions throughout life.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117511_jpg.jpg?v=1769503877\" alt=\"\"\u003e\u003cbr\u003eIn terms of output, we assume a typical 2A3 single-A class of 3-5 W, with a typical example of approximately 4.0 W (THD \u003c0.5%, 2.5 kΩ load). It is for those who want to focus on the organization of low frequencies and the sound field rather than flashy extrusion. The heater is a 2.5V system and the current is 2.5A. Even if the 2A3 compatible amplifier is designed without room for heater current, it is easy to become unstable, so it is safe to check this first.\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 133px;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e2.5V（±5%） \/ 2.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e3.8\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e250V \/ 70mA \/ -45V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e5.2mA\/V \/ 750Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e350V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth style=\"width: 49.386936%; height: 19px;\" scope=\"row\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 47.837999%; height: 19px;\"\u003e20W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe KR Audio 2A3 primarily focuses on the quietness of the background and its ability to capture very small signals. Subtle nuances are not lost, and the contours of the sound image remain clear and well-defined. Strings extend with a silky texture, and woodwinds convey the 'texture of wood' prominently, with harmonics remaining intact and a sense of clarity enhanced. The bass is not built up in quantity but gains firmness and discipline, tightening the foundation. Although it is not a type that overwhelms by wattage, in actual listening, it feels as if the presence and punch have increased, working to elevate the transparency of the amplifier a notch higher.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47560451686657,"sku":"kr2a3","price":185000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117511.jpg?v=1769503877"},{"product_id":"kr-audio-211","title":"KR AUDIO KR211 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eKR Audio 211 (KR211) Large Transmission Tube System Triode\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eThe scale and rise of the 211 single are selected based on the accuracy and construction of the current production\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe 211 is not an extension of the 300B or 2A3, and the voltage and energy are exceptional. The well-designed 211 single moves forward without major disruption of the sound image, and works in the direction of \"pushing\" the depth of the space. The fun of the 211 is that it allows you to realistically expand the speaker options while maintaining the beauty of a small-output triode.\u003c\/p\u003e\n\u003cp\u003eThe KR 211 numerically sets the foundation for the stable operation required of the 211 system. The filament is 10V (±5%)\/1A, and the amplification factor is 12. It has a maximum rating of 1250 V plate voltage, 140 mA plate current, and 100 W plate loss. First of all, this is the most important \"condition on the amplifier side\".\u003c\/p\u003e\n\u003cp\u003eIn the world of 211 amplifiers, it is common to talk about designs that aim for the 20-26W class with pure A-class. The KR211 is also distributed on the premise of 211 single\/211 amplifiers in that range, and is treated as classic 211 compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117481_jpg.jpg?v=1769506395\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch4\u003eCompatibility and Usage Notes\u003c\/h4\u003e\n\u003cp\u003e211 is a ball that runs on high voltage. The amplifier side must be designed with 211 assumptions and meet the conditions including heater capacity, insulation, heat dissipation, and socket area. The 10V\/1A filament is not only high voltage, but also susceptible to power quality, so if the design is weak, the stability will be lost before the sound.\u003cbr\u003e\u003c\/p\u003e\n\u003ctable class=\"table-spec\" style=\"width: 100%; height: 133px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e210V（±5%）\/1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e650V \/ 90mA \/ -15V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e4.0mA\/V \/ 3.0kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e140mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e1250V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47560908538113,"sku":"kr211","price":285000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117481.jpg?v=1769506395"},{"product_id":"kr-audio-kr845","title":"KR AUDIO KR845 Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e845 Single to \"Another Dimension Scale\"\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eIt retains the unique heat of the 845 without muddying the contours of the sound image\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe KR 845 is designed to \"use up\" the scale of the 845 single with the precision and design of current production.\u003cbr\u003e845output tubeIt is one of the representative of the world that \"rings with voltage\". The 845 single A class with a fixed circuit pushes the scale without losing density, and can produce core energy while making the sound field larger. The KR 845 is positioned as a model that reorganizes the 845 with a modern design.\u003c\/p\u003e\n\u003cp\u003eThere are two keywords in terms of structure. One is a new ribbon filament, and the other is a patented structure with 32 cathodes. While keeping in mind the pure A-class output range (20-26W class) that can be aimed at with the 845, it is made with a strong awareness of the stability and practicality of operation. It is assumed that it will be supplied in matched pairs.\u003c\/p\u003e\n\u003cp\u003eIn the world of 211 amplifiers, it is common to talk about designs that aim for the 20-26W class with pure A-class. The KR211 is also distributed on the premise of 211 single\/211 amplifiers in that range, and is treated as classic 211 compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117598_jpg.jpg?v=1769580694\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003eThe KR 845 has a filament of 10 V (±5%) \/ 1 A. If you plug it into a typical 845 amplifier (assuming 10V\/3.25A) as it is, the filament power supply will remain on the \"3.25A assumption\", and the actual measured heater voltage may be higher. The upward runout of the heater voltage is detrimental to lifetime and stable operation, so please adjust it by adding a series resistor so that it can be within 10V±5% in actual measurement.\u003c\/p\u003e\n\u003ctable class=\"table-spec\" style=\"width: 100%; height: 133px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50.6573%;\" scope=\"row\"\u003ePure A-class output (approximate)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%;\"\u003e20~26W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e10V（±5%）\/1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e650V \/ 90mA \/ -68V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e4.0mA\/V \/ 3.0kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e140mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e1250V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003cth scope=\"row\" style=\"width: 50.6573%; height: 19px;\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19px;\"\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50.6573%;\" scope=\"row\"\u003eTHD (Approximate)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%;\"\u003e\u0026lt;0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eWhen replacing the standard 845 with the KR 845 in the Audion Black Shadows (845 SET), you can clearly improve both the handling of low frequencies and the perceived volume, ultimately achieving a 'SUBLIME' tightness. However, initially you may struggle with flashover, and adjustments including proper setup and protective circuits are necessary. This is not plug-and-play; once you adjust for the KR 845, returning to the standard 845 will also require recalibration.\u003c\/p\u003e\n\u003cp\u003eIn the Thöress 845 monoblocks (equipped with KR Audio 845), the low end becomes cohesive with warmth, power, and thickness, allowing even difficult-to-drive speakers like the Harbeth M40.1 to play with plenty of headroom. Rather than tightening through so-called 'absolute damping,' it creates a strong foundation while maintaining band connectivity, giving a sensation of the entire sound weighing solidly on top. As a result, the sound image extends well into the lower frequencies with a sense of presence and realism.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47565732020481,"sku":"kr845","price":335000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160117598.jpg?v=1769580694"},{"product_id":"kr-audio-kr-px4-uf-4","title":"KR AUDIO KR PX4 UF-4 Bass Matched Pair","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be an ordered product. It is usually shipped around 2 business days. If the agency is out of stock, the delivery time will be about 4 weeks.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eA pleasure different from 300B. Into the world of PX4\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eThe low frequencies are more contour than quantity. The midrange is more real than thick. The aftertaste is long and natural.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eIt is an option that can obtain the density and afterglow unique to PX4 as a \"usable ball\" with the perfection of current production.\u003cbr\u003eThe PX4 is a direct heat triode that can draw the core of the sound and the atmosphere thicker than pushing it through with the output. The texture of the vocals and strings does not fade, and the outline of the sound image stands up without swaying. This \"density method\" is the most attractive thing about PX4. It can be assumed that it can be used for Class A amplifiers with a maximum of 3 to 6 W, and depending on the configuration,output tube\/ As a driver tube, you can take advantage of the taste of PX4.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160126708_jpg.jpg?v=1769583071\"\u003e\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003ePX4 has clear numerical conditions. The filament is 4V (±5%)\/1.1A, and the amplification factor is 5.0. The maximum rating is 350 V plate voltage, 60 mA plate current, and 20 W plate loss. Typical conditions for A1 class are Va 250V, Ia 48mA, Vg −32V, mutual conductance 5.1mA\/V, and plate resistance 980Ω. It is safe to check whether the heater conditions on the amplifier side and the operating point match before installation.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 176.344px;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eFilament voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e4V（±5%）\/1.1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eBasic characteristics (amplification rate)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eRepresentative Action Points (A1 Class) Va \/ Ia \/ Vg\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e250V \/ 48mA \/ -32V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eRepresentative action points (A1 class)\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e5.1mA\/V \/ 980Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eMaximum current\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e60mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eMaximum plate voltage\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e350V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 50.6573%; height: 19.5938px;\" scope=\"row\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd style=\"width: 49.0798%; height: 19.5938px;\"\u003e20W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe KR Audio PX4 is strong in that it has a high density. The core of the sound does not become thin, and the feel is organic, resulting in a refined cohesion. While it is not as agile and precise as the 300B, it can still be said that it is a different way of perceiving it as music.\u003cbr\u003eIn addition, the attenuation sound (disappearing) will swing in the direction of the space, and the aftertaste will be clearly expanded. This is interpreted differently depending on whether it is taken as \"the growth of spatial expression\" or \"the presence of microphonic\".\u003cbr\u003eThe PX4 is more dynamic than the 300B series, and it is a type that moves forward with a rise and outlook rather than pushing with a strong impact and clarity.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"KR AUDIO","offers":[{"title":"Default Title","offer_id":47565745062145,"sku":"krpx4","price":255000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/160126708.jpg?v=1769583071"},{"product_id":"electro-harmonix-6550eh-vacuum-tube","title":"Electro-Harmonix 6550EH output tube← Single ›","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be in stock only. It is sold in single (single). As soon as the inventory is gone, the sale will end.\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003e6550-like strength and margin with modern stability\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eLow range with thickness. Drive power with room. Large Sizeoutput tubeA sense of scale.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\n\u003cp\u003eElectro-Harmonix 6550BH is a beam power tube used for the output stage of vacuum tube amplifiers adopting 6550. The 6550 is large with KT88output tubeWith its high plate loss and sufficient current supply capability, it has been widely used from large output amplifiers to Hi-Fi amplifiers that emphasize margin.\u003cbr\u003e\nRather than summarizing the sound lightly, create a solid foundation from low to medium range, largeoutput tubeThe characteristic of 6550 is that it is easy to get the scale and the sense of stability. In particular, amplifiers that require room for low-range driving forces and large inputs will demonstrate their capabilities.\u003c\/p\u003e\n\n\u003cp\u003eElectro-Harmonix is a brand widely used in audio amplifiers and instrument amplifiers in Russian vacuum tubes. Instead of looking for a vintage tube, it is also an option if you are actually looking for a 6550 that can be incorporated into the amplifier and used on a daily basis.\u003c\/p\u003e\n\n\u003ch4\u003eAbout Sales Form\u003c\/h4\u003e\n\n\u003cp\u003eThis product is\u003cstrong\u003eSingle (1 bottle)\u003c\/strong\u003eIt is sold in. Matched pairs, not matched quads. If multiple amplifiers are used simultaneously with push pull amplifiers, please check the matching conditions required by the amplifier side.\u003c\/p\u003e\n\n\u003ch4\u003eUsage Precautions\u003c\/h4\u003e\n\n\u003cp\u003eThe 6550 and KT88 are close to socket shape and basic electrical properties, and there are many amplifiers corresponding to both, but not all amplifiers can be replaced unconditionally. Plate voltage, screen grid voltage, bias setting, heater current, etc. differ for each amplifier. Be sure to check the specified vacuum tube and the adjustment method of the amplifier maker before replacing.\u003c\/p\u003e\n\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003eElectro-Harmonix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eModel Number\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003e6550BH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eTube Seeds\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003eBeam Power Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eHeater voltage\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003e6.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eHeater Current\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003eAbout 1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eSales Unit\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eSingle (1 bottle)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eMatching\u003c\/th\u003e\n\u003ctd style=\"width: 50%;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\n\u003cp\u003e6550 charm, smalloutput tubeThe delicacy of the is the margin and stability of the output stage. While there is a sense of weight in the low range, it is not only a simple increase in quantity, it is a direction to make the foundation of the whole music by firmly controlling the speaker. It is easy to produce thickness even in the middle range, and the scale is not small even with energetic sound sources such as large knitting, rock, jazz, etc.\u003cbr\u003e\nThe 6550 is often compared to the KT88, but it is generally preferred to place a lower center of gravity and emphasize density and stability compared to the glamor and elongation of the KT88. Although the difference between the amplifier design is large,output tubeWhen choosing a character, this difference becomes a guide.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50263094034689,"sku":"EH6550EH","price":7000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/eh.jpg?v=1788272768"},{"product_id":"electro-harmonix-kt88eh","title":"Electro-Harmonix KT88EH output tube[Single]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is limited to stock. Sold as a single (1 piece). Sales will end when stock runs out.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe strength and elasticity of KT88 with the current easy-to-handle tube.\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eHigh output margin. Wide range. largeoutput tubeA sense of scale.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eElectro-Harmonix KT88EH is a large beam power tube that can be used in Hi-Fi amplifiers and musical instrument amplifiers that use KT88. KT88 has high plate loss and sufficient current supply capability, making it easy to obtain large output in push-pull configuration, and large size even in single operation.output tubeMake the most of your unique leeway.\u003c\/p\u003e\n\u003cp\u003eOften used for applications similar to 6550output tubeHowever, depending on the amplifier design, you can expect a sound that takes advantage of the KT88's inherent flexibility and wide band feel.\u003c\/p\u003e\n\u003ch4\u003eAbout sales format\u003c\/h4\u003e\n\u003cp\u003eThis product is\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003eIt is sold at. Not matched pairs, not matched quads.\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003eThere are many amplifiers that can use the KT88 and 6550 interchangeably, but each amplifier has different plate voltages, screen grid voltages, bias settings, etc. Please be sure to check the specifications of the amplifier you are using before replacing.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eElectro-Harmonix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel number\u003c\/th\u003e\n\u003ctd\u003eKT88EH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePipe type\u003c\/th\u003e\n\u003ctd\u003ebeam power tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ebase\u003c\/th\u003e\n\u003ctd\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater voltage\/current\u003c\/th\u003e\n\u003ctd\u003e6.3V \/ about 1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e42W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003esales unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ematching\u003c\/th\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe appeal of the KT88 is not only its driving power in the low range, but also in its large scale that makes it difficult to feel cramped in the high range. Electro-Harmonix KT88EH is an easy choice if you want to use KT88 with more emphasis on stable practicality than the rarity of vintage tubes. Sound quality varies greatly depending on the amplifier's circuit and operating point.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50263307419905,"sku":"EHKT88EH","price":7000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/ehkt88.jpg?v=1788276227"},{"product_id":"electro-harmonix-kt88eh-パワー管-シングル-コピー","title":"JJ Electronic 6V6 S output tube[Single]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is limited to stock. Sold as a single piece. Sales will end once stock runs out.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003esmalloutput tubeA unique lightness and musicality\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eCompact output. Straightforward midrange. Wide range from single to push-pull.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe JJ Electronic 6V6S is a beam power tube used in the output stage of 6V6 series amplifiers. Largeoutput tubeThis is a representative model suitable for enjoying music with a relatively low-output amplifier without requiring much power.output tubeThat's right.\u003c\/p\u003e\n\u003cp\u003eIn JJ's current standard, it is offered as a 6V6S and uses an octal bass. It is used in a wide range of circuits, from single amplifiers to push-pull amplifiers.\u003c\/p\u003e\n\u003ch4\u003eAbout Sales Formats\u003c\/h4\u003e\n\u003cp\u003eThis product is\u003cstrong\u003eSingle (1 album)\u003c\/strong\u003efor sale.\u003c\/p\u003e\n\u003ch4\u003ePrecautions for Use\u003c\/h4\u003e\n\u003cp\u003eModels like 6V6, 6V6GT, and 6V6GTA have similar standards, but their ratings and amplifier operating conditions may differ. Please check the amplifier's designated tubes before use.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eJJ Electronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emodel number\u003c\/th\u003e\n\u003ctd\u003e6V6S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTube type\u003c\/th\u003e\n\u003ctd\u003eBeam Power Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd\u003eOctal 8-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater voltage \/ current\u003c\/th\u003e\n\u003ctd\u003e6.3V \/ 0.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e14W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSales Unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle (1 album)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe 6V6 is not a high-output type but allows you to enjoy midrange character and launch within an appropriate output rangeoutput tubeThat's right. It is expected to work well with systems that want to play music at a natural volume without making vocals or small groups overly heavy.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265023807745,"sku":"JJ6V6S","price":7000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/JJElectronic6V6.jpg?v=1788329139"},{"product_id":"jj-electronic-6v6-s-パワー管-シングル-コピー","title":"JJ Electronic 2A3-40 [Single]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is limited to stock. Sold as a single (1 piece). Sales will end when stock runs out.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe world of 2A3 with a 40W class plate loss design\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eTransparency of direct heating triode. High allowable loss. A design concept that is different from the regular 2A3.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eJJ Electronic 2A3-40 is JJ's original high power loss type with a maximum plate loss of 40W even though it is a 2A3 series direct heating triode. It has a different design from the general classic 2A3, and is designed for applications that require greater operating margin based on the 2A3 circuit configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003eIt has simple amplification characteristics unique to a directly heated triode output vacuum tube, and is used in single amplifiers for Hi-Fi audio.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eAbout sales format\u003c\/h4\u003e\n\u003cp\u003eThis product is\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003eIt is sold at.\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003eAlthough the 2A3-40 is similar in appearance and basic configuration to the regular 2A3, its electrical tolerances are different. The maximum plate loss of 40W cannot be used directly with existing 2A3 amplifiers. Be sure to check the amplifier circuit, transformer, and operating point.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eJJ Electronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel number\u003c\/th\u003e\n\u003ctd\u003e2A3-40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePipe type\u003c\/th\u003e\n\u003ctd\u003edirect heating triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ebase\u003c\/th\u003e\n\u003ctd\u003e4 pin ceramic base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage\/current\u003c\/th\u003e\n\u003ctd\u003e2.5V\/2.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRepresentative operating point\u003c\/th\u003e\n\u003ctd\u003e250V\/60mA\/-45V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate voltage\u003c\/th\u003e\n\u003ctd\u003e450V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003emaximum plate loss\u003c\/th\u003e\n\u003ctd\u003e40W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003esales unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eRather than making the general 2A3 more powerful, it is a unique ball that uses the 2A3 direct-heated triode framework and has a large operating margin. When comparing with the regular 2A3, it is necessary to evaluate the amplifier design itself.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265044418817,"sku":"JJ2a3-40","price":29200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/JJElectronic2A3-40.jpg?v=1788329818"},{"product_id":"jj-electronic-2a3-40-シングル-コピー","title":"RCA 807 [Single]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is available while supplies last. Sold as a single tube (1 piece). There are no plans to restock.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eRCA 807 connecting the history of audio and transmitting tubes\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eTop plate structure. 25W-class plate dissipation. A representative of the classic beam power tubes.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe RCA 807 is one of the representative classic beam power tubes. It has a history of being used not only for transmission purposes but also in audio power amplifiers, employing a unique design where the plate terminal is located on a top cap on the glass.\u003c\/p\u003e\n\u003cp\u003eWhile sharing the design philosophy with the 6L6 series, it features an 807-specific structure adapted for high-voltage operation. Suitable not only for repairing vintage amplifiers but also for DIY amplifiers using the 807.\u003c\/p\u003e\n\u003ch4\u003eAbout the sales format\u003c\/h4\u003e\n\u003cp\u003eThis product is sold as a\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003eManufacturing date, appearance, and printing condition may vary from individual to individual.\u003c\/p\u003e\n\u003ch4\u003eUsage precautions\u003c\/h4\u003e\n\u003cp\u003eThe plate terminal is connected to the top cap and carries high voltage. Never touch it while powered. When replacing or wiring, turn off the power and fully discharge before working.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003e807\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eBeam power tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd\u003e5-pin + plate top cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater voltage \/ current\u003c\/th\u003e\n\u003ctd\u003e6.3V \/ 0.9A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePlate dissipation\u003c\/th\u003e\n\u003ctd\u003e25W (under continuous use conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSales unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe 807 is not just old,output tubebut a robust structure derived from transmitting tubes combined with ease of use for audio applications. In amplifiers dedicated to the 807, its distinctive appearance also becomes a major appeal.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265059131649,"sku":"rca807","price":4950.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/RCA807.jpg?v=1788330654"},{"product_id":"rca-807-シングル-コピー","title":"Golden Dragon 6550 Premium 【 Matched Pair 】","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be in stock only. Matched pair (2 pairs a pairIt is sold in). As soon as the inventory is gone, the sale will end.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eUse 6550 strength in pairs\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eLarge Sizeoutput tubeTo afford. Low range drive power. Matched pair suitable for push pull amplifier.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eThe Golden Dragon 6550 Premium is a 6550 series beam power tube widely used for large output Hi-Fi amplifiers. The 6550 is large with KT88output tubeThe representative of the, has sufficient power processing power and stable drive power.\u003c\/p\u003e\n\u003cp\u003eThis product is a matched pair that combines two different characteristics. It is suitable for use in combination with two channels such as left and right channels and push-pull output stages.\u003c\/p\u003e\n\u003ch4\u003eAbout Sales Form\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eMatched pair (2 pairs a pair）\u003c\/strong\u003eIt is sold in. It is not a single sale.\u003c\/p\u003e\n\u003ch4\u003eUsage Precautions\u003c\/h4\u003e\n\u003cp\u003eCompatibility between 6550 and KT88 depends on the amplifier. For amplifiers requiring bias adjustment, make appropriate adjustments after replacement.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eGolden Dragon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel Number\u003c\/th\u003e\n\u003ctd\u003e6550 Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTube Seeds\u003c\/th\u003e\n\u003ctd\u003eBeam Power Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater Voltage\/Current\u003c\/th\u003e\n\u003ctd\u003e6.3V\/about 1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSales Unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eMatched pair (2 pairs a pair）\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMatching\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe 6550 series is largeoutput tubeA sense of stability and low range support are attractive. Especially in push pull amplifiers, using matched pairs makes it easier to align the operating conditions of left and right and negative sides.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265111134465,"sku":"GD6550p","price":16060.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/GoldenDragon6550Premium.jpg?v=1788331276"},{"product_id":"golden-dragon-kt88-premium-マッチドペア","title":"Golden Dragon KT88 Premium 【 Matched Pair 】","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be in stock only. Matched pair (2 pairs a pairIt is sold in). As soon as the inventory is gone, the sale will end.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eWith a pair of KT88 scales\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eHigh output. Wide range. Matched pair suitable for push pull amplifier.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eGolden Dragon KT88 Premium is a large beam power tube suitable for the output stage of vacuum tube amplifiers using the KT88. The KT88 has a high output and wide operating margin, and has long been used mainly for Hi-Fi push pull amplifiers.\u003c\/p\u003e\n\u003cp\u003eBecause this product is stocked as a matched pair with two characteristics, it is suitable for amplifiers exchanged by two sets.\u003c\/p\u003e\n\u003ch4\u003eAbout Sales Form\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eMatched pair (2 pairs a pair）\u003c\/strong\u003eIt is sold in.\u003c\/p\u003e\n\u003ch4\u003eUsage Precautions\u003c\/h4\u003e\n\u003cp\u003ePlease check the bias method of the amplifier when replacing. Fixed bias machines may require adjustment after replacement.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eGolden Dragon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel Number\u003c\/th\u003e\n\u003ctd\u003eKT88 Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTube Seeds\u003c\/th\u003e\n\u003ctd\u003eBeam Power Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater Voltage\/Current\u003c\/th\u003e\n\u003ctd\u003e6.3V\/about 1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSales Unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eMatched pair (2 pairs a pair）\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMatching\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe KT88 is largeoutput tubeWhile having the strength of, the elasticity that makes the sound field difficult to put together in a tight manner is also attractive. Combined with the design of the amplifier side, you can achieve both low-range driving force and high-range openness.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265225363713,"sku":"GDkt88p","price":29700.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/gdkt88p.jpg?v=1788332747"},{"product_id":"golden-dragon-kt88-retro-マッチドペア","title":"Golden Dragon KT88 Retro [Matched Pair]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is limited to stock. Matched pair (2 pieces) a pair) for sale. Sales will end when stock runs out.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eEnjoy KT88 in classic style\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003elargeoutput tubesense of scale. Royal standard of KT88. A matched pair of two pieces.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eGolden Dragon KT88 Retro is a large beam power tube that uses the KT88 standard. Replacement mainly for Hi-Fi amplifiers specifying KT88.output tubeCan be used as\u003c\/p\u003e\n\u003cp\u003eA Golden Dragon model with the name \"Retro\", this product is stocked as a matched pair of two.\u003c\/p\u003e\n\u003ch4\u003eAbout sales format\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eMatched pair (2 pieces) a pair）\u003c\/strong\u003eIt is sold at.\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003ePlease use with KT88 compatible amplifier. When replacing with 6550, you need to check the amplifier manufacturer's specifications and bias conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eGolden Dragon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel number\u003c\/th\u003e\n\u003ctd\u003eKT88 Retro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePipe type\u003c\/th\u003e\n\u003ctd\u003ebeam power tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ebase\u003c\/th\u003e\n\u003ctd\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater voltage\/current\u003c\/th\u003e\n\u003ctd\u003e6.3V \/ about 1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003esales unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eMatched pair (2 pieces) a pair）\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe basic appeal lies in the KT88 itself. It has sufficient output margin and scale, and is a typical push-pull amplifier that has been used in systems that drive large speakers.output tubeIt is.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265472696577,"sku":"GDkt88r","price":34200.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/gdkt88r.jpg?v=1788333758"},{"product_id":"golden-dragon-5881-マッチドペア","title":"Golden Dragon 5881","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eIt will be in stock only. Single (1) or matched pair (2) a pairYou can choose from.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eThe charm of the 6L6 system with a compact 5881\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eEasy to handle output. Mid-range presence. Single and matched pairs are available.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eGolden Dragon 5881 is a beam power tube with a similar character to 6L6 series. The classic 5881 standard has a smaller tolerance loss than 6L6GC and is used in relatively compact operating conditions.\u003c\/p\u003e\n\u003cp\u003eYou can choose from one for repair to a matched pair that is easy to use with push-pull amplifiers.\u003c\/p\u003e\n\u003ch4\u003eAbout Sales Form\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eSingle (1 bottle)\u003c\/strong\u003eAnd\u003cstrong\u003eMatched pair (2 pairs a pair）\u003c\/strong\u003eThere is.\u003c\/p\u003e\n\u003ch4\u003eUsage Precautions\u003c\/h4\u003e\n\u003cp\u003e5881 and 6L6GC are not unconditionally identical standards. Check the amplifier specification when mounting to an amplifier that uses 6L6GC with a particularly high plate voltage.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eGolden Dragon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel Number\u003c\/th\u003e\n\u003ctd\u003e5881\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTube Seeds\u003c\/th\u003e\n\u003ctd\u003eBeam Power Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBase\u003c\/th\u003e\n\u003ctd\u003eOctal 8 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHeater Voltage\/Current\u003c\/th\u003e\n\u003ctd\u003e6.3V\/about 0.9A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSales Unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle\/Matched Pair\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eIt is attractive that 5881 keeps the thickness of the 6L6 system, but does not hold as large as 6550 or KT88. With the right circuitry, you can create a sound that leverages the density of the middle range and the good response.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Single","offer_id":50265873907969,"sku":"GD5881s","price":6970.0,"currency_code":"JPY","in_stock":true},{"title":"Matched Pair","offer_id":50265873940737,"sku":"GD5881mp","price":13940.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/3d98447ee61846636f0a6fd6681b9598.jpg?v=1788335056"},{"product_id":"golden-dragon-kt88-retro-シングル","title":"Golden Dragon 211-VT4C [Single]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThis product is limited to stock. Sold as a single (1 piece). Sales will end when stock runs out.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eLarge direct heating triode 211 that sounds at high voltage\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e10V filament. 100W class plate loss. A symbol of a large single amplifier.\u003cbr\u003e\n\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cp\u003eGolden Dragon 211-VT4C is a large directly heated triode of 211\/VT-4-C standard. It operates in a much higher voltage range than the 300B or 2A3 and is used in large single amplifiers and mono power amplifiers.\u003c\/p\u003e\n\u003cp\u003eA major feature of the 211 is that it can aim for higher output and scale while maintaining the simple amplification structure of a direct-heated triode.\u003c\/p\u003e\n\u003ch4\u003eAbout sales format\u003c\/h4\u003e\n\u003cp\u003eThis product is\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003eIt is sold at.\u003c\/p\u003e\n\u003ch4\u003ePrecautions for use\u003c\/h4\u003e\n\u003cp\u003e211 amplifiers may handle very high voltages, including around 1,000V. Replacement or internal adjustment should be performed by a person with sufficient knowledge or a professional engineer.\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 50%;\" scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eGolden Dragon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel number\u003c\/th\u003e\n\u003ctd\u003e211-VT4C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePipe type\u003c\/th\u003e\n\u003ctd\u003edirect heating triode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ebase\u003c\/th\u003e\n\u003ctd\u003elarge 4 pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilament voltage\/current\u003c\/th\u003e\n\u003ctd\u003e10V \/ approx. 3.25A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStandard maximum plate loss\u003c\/th\u003e\n\u003ctd\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003esales unit\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSingle (1 piece)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cp\u003eThe appeal of the 211 is not just its high output, but the ability to extend the clarity of a direct-heated triode on a large scale. It makes its presence felt as a large single amplifier that requires a different sense of tension and dynamic range than the 300B.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ExAUDIO","offers":[{"title":"Default Title","offer_id":50265877414145,"sku":"GD211vt4c","price":13500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/GoldenDragon211-VT4C.jpg?v=1788336717"}],"url":"https:\/\/exclusive-audio.jp\/en\/collections\/power-tubes.oembed?page=3","provider":"ExAUDIO","version":"1.0","type":"link"}