{"product_id":"12ax7-ecc83-sylvania-long-plates-square-getter-tested-tube-made-in-usa-nel-1949","title":"12AX7 ( ECC83 ) SYLVANIA Long Gray plates Square Getter Tested Tube Made in USA in 1949","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e12AX7 \/ ECC83 SYLVANIA Long Gray plates Square Getter Tested Tube \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eMade in USA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe Baldwin-branded 12AX7 SYLVANIA stands out for its exceptional sound quality. Featuring a rich, warm, and detailed sound, this tube offers an extended frequency response and superb dynamics. \u003cstrong\u003eAudiophiles appreciate its ability to faithfully reproduce both the most delicate and most powerful tones\u003c\/strong\u003e, giving music extraordinary presence and depth.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eBaldwin-branded 12AX7 SYLVANIA\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eis also commonly used in \u003c\/span\u003e\u003cstrong\u003etube guitar amplifiers\u003c\/strong\u003e\u003cspan\u003e across a wide range of musical genres, including rock, blues, jazz, country, and many others. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis rare square getter version manages to surpass the excellent performance of the halo getter version in terms of refinement. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTube with balanced sections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProduced by SYLVANIA, labeled Baldwin. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLogos worn as shown in photos\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eTested on AMPLITREX AT-1000 Tube tester:\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eVoltage Test: Va = 250V, Vg = -2V, Vf = 6.3V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAverage 100% Gm = 1600 ; Ia = 1.2 mA\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eTEST RESULT: VERY STRONG\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSection 1: \u003cmeta charset=\"utf-8\"\u003eGm = 1500 ; Ia = 1.0 mA\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSection 2: \u003cmeta charset=\"utf-8\"\u003eGm = 1500 ; Ia = 1.0 mA\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eAdditional tests performed:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMicrophonics Test\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEmission Quality\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShort Circuit Test\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGAS Test\u003c\/span\u003e\u003c\/p\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":"SYLVANIA","offers":[{"title":"Default Title","offer_id":46862685077852,"sku":"01538V","price":56.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/5_66a244f9-b033-4849-aee0-c557a182b4b2.jpg?v=1780565479","url":"https:\/\/vacuumtubestreasures.com\/en-hr\/products\/12ax7-ecc83-sylvania-long-plates-square-getter-tested-tube-made-in-usa-in-1949","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}