{"product_id":"tad-ecc83-cz","title":"TAD Tube Amp Doctor ECC83-Cz, Selected","description":"\u003ch2\u003eECC83-Cz TAD Premium Selected\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cb\u003eEmphasize Your Punchy Mids!!\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eSelected ECC83 for the big \u0026amp; warm clean sounds (great for HiFi too!) and mellow top-end when pushed to overdrive. Our recommendation if you want to emphasize punchy mids. Especially great when pushed into a fat overdrive.\u003cbr\u003e\u003cbr\u003eQ: When does a preamp tube become a\u003cspan\u003e \u003c\/span\u003e\u003ci\u003ePremium Selected\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003etube?\u003cbr\u003e\u003cbr\u003eA: All preamp tubes labeled\u003cspan\u003e \u003c\/span\u003e\u003ci\u003ePremium Selected\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003ehave 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\u003cb\u003eMatching and Selecting Options for Preamp Tubes\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMatching in Pairs\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003efor preamp tubes means that two tubes show identical gain, hence, four characteristically identical systems.\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003eThis matching method includes our\u003cspan\u003e \u003c\/span\u003e\u003ci\u003eBalance-Selection\u003c\/i\u003e. We highly recommend this matching method for hi-fi systems.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eTAD Premium Selected\/Highgrade tubes are guaranteed for a period of 6 months (according to terms of warranties)\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003efor the quality criteria mentioned above.\u003c\/b\u003e\n\u003c\/div\u003e","brand":"TAD","offers":[{"title":"Default","offer_id":687876767745,"sku":"TAD-RT003","price":17.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4003\/products\/TAD_ECC83.JPG?v=1516305632","url":"https:\/\/www.humbuckermusic.mom\/products\/tad-ecc83-cz","provider":"Humbucker Music","version":"1.0","type":"link"}