{"product_id":"6x5-gt-6z5p-sylvania-nos-nib-black-plates-tall-bottle-matched-pair-rectifier-tube-made-in-usa","title":"6X5 GT ( 6Z5P ) SYLVANIA NOS NIB Black Plates Tall Bottle Matched Pair Tubes MADE IN USA","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e6X5 GT ( 6Z5P ) SYLVANIA NOS NIB Black Plates Tall Bottle Matched Pair Tubes\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eMADE IN USA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn original box (one of them in very poor condition)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTubes tested on Funke W19 Tube tester:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eVoltage Test: Va = 60V, Vf = 6.3V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAverage 100%:\u0026nbsp; Ia =\u0026nbsp;52 mA\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eTest Result: VERY STRONG\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlate current\u003cbr\u003eValve 1:\u003cbr\u003eSection 1: Ia = 46 mA\u003cbr\u003eSection 2: Ia = 45 mA\u003cbr\u003eValve 2:\u003cbr\u003eSection 1: Ia = 46 mA\u003cbr\u003eSection 2: Ia = 45 mA\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFurther tests performed:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMicrophony Test\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEmission Quality\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShort Circuit Test\u003c\/span\u003e\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":48974405009756,"sku":"02318","price":49.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/2_8cd49695-49eb-4ee2-b54f-d5bec93ab06c.jpg?v=1719685566","url":"https:\/\/vacuumtubestreasures.com\/en-hr\/products\/6x5-gt-6z5p-sylvania-nos-nib-black-plates-tall-bottle-matched-pair-rectifier-tube-made-in-usa-en","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}