{"product_id":"12ax7-ecc83-tungsram-short-gray-plate-dual-post-o-getter-matched-tubes-made-in-hungary","title":"12AX7 A ( ECC83 ) TUNGSRAM Short Gray Plate Dual Post O Getter Matched Tubes Made in Hungary","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e12AX7A ( ECC83 ) TUNGSRAM Short Gray Plate Dual Post\u0026nbsp;O\u0026nbsp;Getter Matched Tubes \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Hungary\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u0026nbsp;12AX7 \u003cmeta charset=\"utf-8\"\u003eTUNGSRAM\u003cstrong\u003e\u0026nbsp;\u003c\/strong\u003eis a very musical\u0026nbsp;and harmonic-rich tube\u0026nbsp;with a\u0026nbsp;wide and deep soundstage. The airiness is superb, rich in detail and with excellent separation of instruments.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLogos worn as per photo\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLabeled by NATIONAL ELECTRONICS\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe offer is for a selected \"Matched Pair\".\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTested on\u0026nbsp;AMPLITREX AT-1000 Tube tester:\u003c\/span\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\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eValve 1:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSection 1: Gm\u0026nbsp;1800 ; Ia\u0026nbsp;1.5 Ma\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSection 2: Gm\u0026nbsp;1700 ; Ia\u0026nbsp;1.1 mA\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eValve 2:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSection 1: Gm\u0026nbsp;2100 ; Ia\u0026nbsp;1.5 Ma\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSection 2: Gm\u0026nbsp;1800 ; Ia\u0026nbsp;1.1 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\u003cbr\u003eTest for GAS\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":"TUNGSRAM","offers":[{"title":"Default Title","offer_id":46986382311772,"sku":"01582","price":139.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/11_2d0c675c-38f7-4dd1-96b1-ea48fc46415f.jpg?v=1692178975","url":"https:\/\/vacuumtubestreasures.com\/en-hr\/products\/12ax7-ecc83-tungsram-short-gray-plate-dual-post-o-getter-matched-tubes-made-in-hungary-en","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}