{"product_id":"12au7-ecc82-nos-sylvania-for-baldwin-organ-long-gray-plates-halo-getter-tested-tube-made-in-usa-50s","title":"12AU7 ( ECC82 ) NOS SYLVANIA for Baldwin Organ Long Gray Plates Halo Getter Tested Tube Made in USA '50s","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e12AU7 ( ECC82 ) NOS SYLVANIA for Baldwin Organ Long Gray Plates Halo Getter Tested Tube\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eMade in USA '50s\u0026nbsp;\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSylvania Special Fabrication for \u003cmeta charset=\"utf-8\"\u003eBaldwin Organ Company\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eThe sound can be described as rich, detailed and with good musical response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eTested on Amplitrex AT-1000 Tube tester:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eAverage 100% Gm = 2200; Ia = 10.5 mA\u003cbr\u003e\u003cstrong\u003eTEST RESULT: VERY STRONG\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003eVoltage Test: Va = 250V, Vg = -8.5V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSection 1: \u003cmeta charset=\"utf-8\"\u003eGm = 2250 ; Ia = 9.5 mA\u003cbr\u003eSection 2: \u003cmeta charset=\"utf-8\"\u003eGm = 2350 ; Ia = 10.9 mA\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOther tests carried out:\u003cbr\u003eMicrophony test\u003cbr\u003eEmission quality\u003cbr\u003eTest for short circuits\u003cbr\u003eTest for GAS\u003c\/p\u003e\n\u003cp\u003e\u003cspan\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\u003eFind out why our valves are different →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"SYLVANIA","offers":[{"title":"Default Title","offer_id":48684347687260,"sku":"02179","price":19.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/3_0e356ec9-bc65-48c8-9146-97ebf9003a08.jpg?v=1715590416","url":"https:\/\/vacuumtubestreasures.com\/en-de\/products\/12au7-ecc82-nos-sylvania-for-baldwin-organ-long-gray-plates-halo-getter-tested-tube-made-in-usa-50s-en","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}