{"product_id":"tad-12au7-ecc82","title":"TAD Tube Amp Doctor 12AU7\/ECC82, Premium Selected","description":"\u003cspan style=\"font-family: Verdana; color: #112244;\"\u003eGet your \u003cspan style=\"font-weight: bold;\"\u003eTAD Tube Amp Doctor 12AU7\/ECC82 Premium Selected\u003c\/span\u003e tubes at \u003cspan style=\"font-weight: bold; color: #339966;\"\u003eHumbucker Music\u003c\/span\u003e!  As one of the largest dealers of high-end amplifiers in the world, we know and understand tubes (and the amps they go in). TAD tubes are carefully selected and undergo very strict quality control before being offered for sale. If they don't past this rigorous testing, they are not chosed to be TAD tubes. We highly endorse TAD replacement tubes for any high-end or boutique amplifier!\u003c\/span\u003e\u003cbr style=\"font-family: Verdana; color: #112244;\"\u003e \u003cbr style=\"font-family: Verdana; color: #112244;\"\u003e \u003cspan style=\"font-family: Verdana; color: #112244; font-weight: bold;\"\u003eDescription:\u003c\/span\u003e\u003cbr style=\"font-family: Verdana; color: #112244;\"\u003e \u003cbr style=\"font-family: Verdana; color: #112244;\"\u003e \u003cspan style=\"font-family: Verdana; color: #112244;\"\u003eLatest revision providing great musical performance and rich tone. This TAD 12AU7A \/ ECC82 has especially strong systems which are selected to provide two symmetric triodes. The perfect choice for any 12AU7 replacement preamp tube for top of the line amplifiers. Replaces 6N10, 6189W, 5814A etc.\u003cbr\u003e \u003cbr\u003e Q: When does a preamp tube become a Premium Selected tube?\u003cbr\u003e \u003cbr\u003e A: All preamp tubes labeled Premium Selected have passed the following tests:\u003cbr\u003e -    Low Noise Test\u003cbr\u003e -    Microphonic Test\u003cbr\u003e -    Gain Test\u003cbr\u003e -    Sonic Tests\u003cbr\u003e -    Shock Tests\u003cbr\u003e -    Listening Tests\u003cbr\u003e -    Balanced Output Test\u003cbr\u003e \u003cbr\u003e Matching and Selecting Options for Preamp Tubes\u003cbr\u003e Matching in Pairs for preamp tubes means that two tubes show identical gain, hence, four characteristically identical systems. \u003cbr\u003e This matching method includes our Balance-Selection. We highly recommend this matching method for hi-fi systems.\u003cbr\u003e \u003cbr\u003e TAD Premium Selected\/Highgrade tubes are guaranteed for a period of 6 months (according to terms of warranties) \u003cbr\u003e for the quality criteria mentioned above.\u003cbr\u003e \u003c\/span\u003e","brand":"TAD","offers":[{"title":"Default","offer_id":687876997121,"sku":"TAD-RT005","price":19.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4003\/products\/TAD_12AU7A.JPG?v=1516126180","url":"https:\/\/www.humbuckermusic.mom\/products\/tad-12au7-ecc82","provider":"Humbucker Music","version":"1.0","type":"link"}