{"product_id":"12au7-ecc82-baldwin-by-toshiba-matched-pair-long-gray-plates-d-getter-made-in-japan","title":"12AU7 \/ ECC82 Baldwin by TOSHIBA Matched Pair Long Gray Plates D Getter Made in Japan","description":"\u003cp class=\"p1\"\u003e\u003cb\u003e12AU7 \/ ECC82 Baldwin by Toshiba Matched Pair Long Gray Plates D Getter Made in Japan\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eAmplitrex Tested – STRONG – Ultra Low Noise – Low Microphonics\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis pair of \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, represents a very interesting selection for those seeking a vintage dual triode with a balanced, silent, and musically coherent character.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe tubes feature a fascinating internal construction, with \u003cspan class=\"s1\"\u003e\u003cb\u003elong gray plates\u003c\/b\u003e\u003c\/span\u003e and a \u003cspan class=\"s1\"\u003e\u003cb\u003eD getter\u003c\/b\u003e\u003c\/span\u003e, elements that recall the quality of Toshiba's Japanese production of that era: precise, orderly, and reliable.\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 musical applications, where stability, low noise, and operational continuity were fundamental aspects. In this case, the pair comes from the \u003cspan class=\"s1\"\u003e\u003cb\u003esame manufacturing lot\u003c\/b\u003e\u003c\/span\u003e and was selected as a \u003cspan class=\"s1\"\u003e\u003cb\u003eMatched Pair\u003c\/b\u003e\u003c\/span\u003e through testing on an \u003cspan class=\"s1\"\u003e\u003cb\u003eAmplitrex AT-1000\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe internal VTT classification is \u003cspan class=\"s1\"\u003e\u003cb\u003eSTRONG\u003c\/b\u003e\u003c\/span\u003e, with very consistent values between the two tubes, \u003cspan class=\"s1\"\u003e\u003cb\u003eUltra Low Noise\u003c\/b\u003e\u003c\/span\u003e, \u003cspan class=\"s1\"\u003e\u003cb\u003eLow Microphonics\u003c\/b\u003e\u003c\/span\u003e, and \u003cspan class=\"s1\"\u003e\u003cb\u003eBurning OK\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThe aesthetic conditions are \u003cspan class=\"s1\"\u003e\u003cb\u003eexcellent\u003c\/b\u003e\u003c\/span\u003e, with very nice and well-preserved lettering, a refined overall appearance, and a strong visual presence.\u003c\/p\u003e\n\u003ch3\u003eSonic Characteristics\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis Baldwin by Toshiba pair offers \u003cspan class=\"s1\"\u003e\u003cb\u003eclean, balanced, and very orderly sound reproduction\u003c\/b\u003e\u003c\/span\u003e, with a natural and well-controlled timbre. It does not aim for an excessively colored character, but rather for precise, stable, and easily integrated musicality in various systems.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBass\u003c\/b\u003e\u003cbr\u003eThe bass is controlled, compact, and well-articulated. It provides a solid foundation without weighing down the musical message.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eMids\u003c\/b\u003e\u003cbr\u003eThe mid-range is clear, natural, and well-focused. Vocals and acoustic instruments are legible, with a balanced and pleasant harmonic texture.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eHighs\u003c\/b\u003e\u003cbr\u003eThe highs are clean, open, and free of harshness. The presentation remains composed, with good detail and a general sense of order.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDynamics\u003c\/b\u003e\u003cbr\u003eThe dynamic response is fluid and stable, with good transient speed and predictable behavior even in the most complex passages.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eSoundstage\u003c\/b\u003e\u003cbr\u003eThe soundstage is well-organized, with good separation between instruments and precise focusing. The matching contributes to consistent and stable channel reproduction.\u003c\/p\u003e\n\u003ch3\u003e🎧 Use in Hi-Fi Amplifiers\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis pair 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\u003ephase inverters\u003c\/li\u003e\n\u003cli\u003ehi-fi circuits 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 also in sensitive applications, where quietness and operational stability are essential.\u003c\/p\u003e\n\u003ch3\u003e🎸 Use in Musical Amplifiers\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eIn musical contexts, these 12AU7 \/ ECC82 Baldwin by Toshiba offer a balanced, controlled, and reliable response.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThey are suitable for instrument amplifiers and compatible circuits where you want:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003egood signal control\u003c\/li\u003e\n\u003cli\u003eorderly dynamic response\u003c\/li\u003e\n\u003cli\u003eclear mid-range\u003c\/li\u003e\n\u003cli\u003estable and low microphonic behavior\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003eA solid choice for those looking for a silent, well-built, and musically versatile Japanese vintage tube.\u003c\/p\u003e\n\u003ch3\u003e🎯 Note for Audiophiles and Technicians\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis pair combines several valuable elements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBaldwin by Toshiba\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMade in Japan\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\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\u003cspan class=\"s1\"\u003e\u003cb\u003eMatched Pair\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSame manufacturing lot\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVTT classification: STRONG\u003c\/b\u003e\u003c\/span\u003e\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 pair, but a verified, very quiet, and well-presented selection, ideal for those who desire a reliable, balanced, and technically credible vintage 12AU7 \/ ECC82.\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 STRONG\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTube #2:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSection 1: Gm = 1800 ; Ia = 8.6 mA\u003cbr\u003eSection 2: Gm = 1800 ; Ia = 7.8 mA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTube #1:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSection 1: Gm = 1800 ; Ia = 8.4 mA\u003cbr\u003eSection 2: Gm = 1800 ; Ia = 8.2 mA\u003c\/p\u003e\n\u003ch3\u003eAdditional Tests Performed:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMicrophonics:\u003c\/strong\u003e Low. Tested and compliant for hi-fi use, including in phono stages and guitar amplifiers. Also suitable for V1.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise:\u003c\/strong\u003e Very Low and well controlled. Very quiet operation in hi-fi and musical amplifiers in the designated positions.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBalance:\u003c\/strong\u003e The sections are consistent and well-aligned, making the tube suitable for use as a phase inverter in hi-fi and instrumental applications.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEmission Quality:\u003c\/strong\u003e Strong – Strong and regular emission, suitable for any application.\u003c\/li\u003e\n\u003cli\u003e\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\u003cstrong\u003eConditions:\u003c\/strong\u003e Vintage - Tested and functional - Supplied in our custom box for optimal protection. \u003cbr\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Perfectly operational.\u003cbr\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAesthetic Conditions:\u003c\/strong\u003e Excellent – Lettering excellently preserved, minimal signs of age. See photos for details.\u003c\/li\u003e\n\u003cli\u003e\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 href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" title=\"Perché le nostre valvole sono diverse – il protocollo VTT che migliora suono, affidabilità e durata\" rel=\"noopener\" 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":57576788525404,"sku":"03578","price":117.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/2_d183ed52-4d51-4229-a3eb-63e4b2a08550.jpg?v=1778227870","url":"https:\/\/vacuumtubestreasures.com\/en-au\/products\/12au7-ecc82-baldwin-by-toshiba-matched-pair-long-gray-plates-d-getter-made-in-japan","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}