{"product_id":"12au7-ecc82-baldwin-by-toshiba-amplitrex-tested-long-gray-plates-d-getter-made-in-japan","title":"12AU7 \/ ECC82 Baldwin by TOSHIBA AMPLITREX Tested Long Gray Plates D Getter Made in Japan","description":"\u003cp class=\"p1\"\u003e\u003cb\u003e12AU7 \/ ECC82 Baldwin by Toshiba Long Gray Plates D Getter Made in Japan\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAMPLITREX Tested – VERY STRONG – Ultra Low Noise – Low Microphonics\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis \u003cspan class=\"s1\"\u003e\u003cb\u003e12AU7 \/ ECC82 Baldwin by Toshiba\u003c\/b\u003e\u003c\/span\u003e, \u003cspan class=\"s1\"\u003e\u003cb\u003eMade in Japan\u003c\/b\u003e\u003c\/span\u003e production, is a vintage tube of great interest for those looking for a quiet, stable, and musically balanced 12AU7.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eBaldwin\u003c\/b\u003e\u003c\/span\u003e brand identifies a supply intended for organ and professional applications, where operational continuity, low noise, and reliability were fundamental requirements. Japanese Toshiba construction is known for its precision, internal order, and very consistent electrical behavior over time.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThis tube features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLong Gray Plates\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eD Getter\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003eproduction \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eMade in Japan\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003esame manufacturing lot as the previous Baldwin by Toshiba tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003etest \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eAmplitrex AT-1000\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003einternal VTT classification: \u003cspan class=\"s1\"\u003e\u003cb\u003eVERY STRONG\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eUltra Low Noise\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLow Microphonics\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003eThe aesthetic conditions are \u003cspan class=\"s1\"\u003e\u003cb\u003eexcellent\u003c\/b\u003e\u003c\/span\u003e, with very nice and well-preserved lettering, a characteristic that adds further value to a tube already interesting from a technical and sonic point of view.\u003c\/p\u003e\n\u003ch3\u003eSonic Characteristics\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis 12AU7 \/ ECC82 Baldwin by Toshiba offers a \u003cspan class=\"s1\"\u003e\u003cb\u003eclean, controlled, and very musical\u003c\/b\u003e\u003c\/span\u003e performance, with a precise but never cold setting. The construction with \u003cspan class=\"s1\"\u003e\u003cb\u003elong gray plates\u003c\/b\u003e\u003c\/span\u003e contributes to a wide and well-articulated presentation, while the \u003cspan class=\"s1\"\u003e\u003cb\u003eD Getter\u003c\/b\u003e\u003c\/span\u003e adds further construction and collectible interest.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBass\u003c\/b\u003e\u003cbr\u003eControlled, orderly, and well-defined. The low range is solid but not intrusive, with good articulation and sense of rhythm.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eMids\u003c\/b\u003e\u003cbr\u003eNatural, clear, and well-focused. Vocals and acoustic instruments are legible, with a balanced and pleasant timbre.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eHighs\u003c\/b\u003e\u003cbr\u003eClean, open, and well-integrated into the musical message. The rendition remains composed and free from harshness, suitable for prolonged listening.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDynamics\u003c\/b\u003e\u003cbr\u003eFluid and stable, with good transient response. The tube maintains consistency even in the most complex passages, without stiffening the reproduction.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eSoundstage\u003c\/b\u003e\u003cbr\u003eWell-organized, with good instrument separation and an orderly soundstage. The presentation is balanced and credible, with a good sense of control.\u003c\/p\u003e\n\u003ch3\u003e🎧 Use in Hi-Fi Amplifiers\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis tube is particularly suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epreamplifiers\u003c\/li\u003e\n\u003cli\u003eline stages\u003c\/li\u003e\n\u003cli\u003ebuffers\u003c\/li\u003e\n\u003cli\u003edriver stages\u003c\/li\u003e\n\u003cli\u003ecircuits compatible with 12AU7 \/ ECC82\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eUltra Low Noise\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eLow Microphonics\u003c\/b\u003e\u003c\/span\u003e selection makes it very interesting for sensitive applications where quietness and operational stability are fundamental aspects.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003eIt can also be used in roles such as phase inverter or driver, when the circuit does not require strict symmetry between sections.\u003c\/p\u003e\n\u003ch3\u003e🎸 Use in Musical Amplifiers\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eIn the musical field, this Baldwin by Toshiba offers a balanced, stable, and controlled response.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eIt is suitable for instrument amplifiers and compatible circuits where you want:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003elow noise\u003c\/li\u003e\n\u003cli\u003econtained microphonics\u003c\/li\u003e\n\u003cli\u003eclear mid-range\u003c\/li\u003e\n\u003cli\u003eorderly dynamic response\u003c\/li\u003e\n\u003cli\u003eclean and reliable Japanese vintage character\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003eA concrete choice for those looking for a musical, quiet, and well-built 12AU7.\u003c\/p\u003e\n\u003ch3\u003e🎯 Note for Audiophiles and Technicians\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis \u003cspan class=\"s1\"\u003e\u003cb\u003e12AU7 \/ ECC82 Baldwin by Toshiba\u003c\/b\u003e\u003c\/span\u003e combines several valuable elements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003eproduction \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eMade in Japan\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003econstruction \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eLong Gray Plates\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eD Getter\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eexcellent aesthetic conditions\u003c\/li\u003e\n\u003cli\u003every nice and well-preserved lettering\u003c\/li\u003e\n\u003cli\u003eVTT classification: \u003cspan class=\"s1\"\u003e\u003cb\u003eVERY STRONG\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eUltra Low Noise\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLow Microphonics\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBurning OK\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThis is not a generic 12AU7, but a selected, tested, and very well-presented tube, ideal for those who want a reliable, quiet, and musically balanced Japanese vintage tube.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTest Results:\u003c\/h3\u003e\n\u003cp\u003eTube tested on \u003cstrong\u003eAMPLITREX AT-1000\u003c\/strong\u003e Tube Tester:\u003cbr\u003e\u003cstrong\u003eTest Conditions:\u003c\/strong\u003e Va = 250V, Vg = -8.5V\u003cbr\u003e\u003cstrong\u003eAverage 100%:\u003c\/strong\u003e Gm = 2200 ; Ia = 10.5 mA\u003cbr\u003e\u003cstrong\u003eTest Result:\u003c\/strong\u003e VERY STRONG\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTube #3:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSection 1: Gm = 2000 ; Ia = 9.8 mA\u003cbr\u003eSection 2: Gm = 1800 ; Ia = 7.7 mA\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eAdditional Tests Performed:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrophonics:\u003c\/strong\u003e Low. Tested and compliant for use in hi-fi, even in phono stages and guitar amplifiers. Also suitable for V1.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise:\u003c\/strong\u003e Very Low and well-controlled. Very quiet operation in hi-fi and musical amplifiers in the intended positions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalance:\u003c\/strong\u003e The sections show consistent balance, fully compatible with use in hi-fi and musical amplifiers, in all applications where absolute symmetry between sections is not required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmission Quality:\u003c\/strong\u003e Excellent – Very strong and stable emission, without fluctuations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShorts and GAS:\u003c\/strong\u003e Absent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eConditions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConditions:\u003c\/strong\u003e Vintage - Tested and functional - Supplied in our custom box for optimal protection. \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Perfectly operational.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAesthetic conditions:\u003c\/strong\u003e Excellent – Lettering optimally preserved, minimal signs of time. See photos for details.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing Code:\u003c\/strong\u003e not decipherable, identifiable by construction characteristics. 1960s\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ca rel=\"noopener\" title=\"Why our tubes are different – the VTT protocol that improves sound, reliability, and durability\" href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" target=\"_blank\"\u003e\u003cstrong\u003eDiscover why our tubes are different →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"TOSHIBA","offers":[{"title":"Default Title","offer_id":57584320446812,"sku":"03581","price":34.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_e7f10a7d-1438-44be-8fb4-b08b37d6d82b.jpg?v=1778253267","url":"https:\/\/vacuumtubestreasures.com\/en-si\/products\/12au7-ecc82-baldwin-by-toshiba-amplitrex-tested-long-gray-plates-d-getter-made-in-japan","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}