{"product_id":"12ay7-rca-nos-nib-gray-plates-o-getter-tested-tubes-made-in-usa-3","title":"12AY7 DELCO by RCA NOS NIB Gray Plates O Getter Tested Tube MADE IN USA","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e12AY7 DELCO by RCA NOS NIB Gray Plates O Getter Tested Tube\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e MADE IN USA\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eTested on AMPLITREX AT-1000 Tube tester:\u003c\/strong\u003e\u003cbr\u003eVoltage Test: Va = 250V, Vg = -4V, Vf = 6.3V\u003cbr\u003eAverage 100% Gm = 1700 ;\u0026nbsp;\u003cmeta charset=\"utf-8\"\u003eIa = 3.0 mA\u003cbr\u003e\u003cstrong\u003eTEST RESULT: VERY STRONG\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSection 1: \u003cmeta charset=\"utf-8\"\u003eGm =\u0026nbsp;1450 ;\u0026nbsp;\u003cmeta charset=\"utf-8\"\u003eIa =\u0026nbsp;2.3 mA\u003cbr\u003eSection 2: \u003cmeta charset=\"utf-8\"\u003eGm =\u0026nbsp;1450 ;\u0026nbsp;\u003cmeta charset=\"utf-8\"\u003eIa =\u0026nbsp;2.5 mA\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFurther tests performed:\u003cbr\u003eMicrophony Test\u003cbr\u003eEmission Quality\u003cbr\u003eTest for Short Circuits\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTest for GAS\u003c\/span\u003e\u003c\/p\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\u003eFind out why our valves are different →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"DELCO","offers":[{"title":"Default Title","offer_id":47578528940380,"sku":"01967","price":8700.0,"currency_code":"ALL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_566186ec-5b86-444b-b5f2-b394e71db5b3.jpg?v=1706106140","url":"https:\/\/vacuumtubestreasures.com\/en-al\/products\/12ay7-rca-nos-nib-gray-plates-o-getter-tested-tubes-made-in-usa-3-en","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}