{"product_id":"tad-tube-amp-doctor-kt-88-matched-quartet-premium-selected","title":"TAD Tube Amp Doctor KT-88, Matched Quartet, Premium Selected","description":"\u003cdiv\u003eThe latest version of the \u003cstrong\u003eTAD KT88-STR\u003c\/strong\u003e is built in the style of the early British MOV KT88. It has the same big and heavy glass envelope and beautifully polished metal base. Its wonderful tone and great appearance make this tube the most attractive choice for high-end audio applications and powerful bass guitar amps.\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003eIt offers a vivid and three-dimensional tone, pleasingly warm, detailed and with subtle highs. A very musical reaction, with great sound and finest details in mids and top-end; a linear and harmonious overall response with a very natural tone, make the TAD KT88-STR our favorite tube in the KT88 and 6550A class.\u003cbr\u003e\u003cbr\u003eQ: When does a power tube become a\u003cspan\u003e \u003c\/span\u003e\u003ci\u003ePremium Selected\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003epower tube?\u003cbr\u003eA: All power tubes labeled\u003cspan\u003e \u003c\/span\u003e\u003ci\u003ePremium Selected\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003ehave passed the following tests:\u003cbr\u003e- Plate Current (PC) and Amplification (TC)\u003cbr\u003e- Low Noise Test\u003cbr\u003e- Microphonic Test\u003cbr\u003e- Sonic Tests\u003cbr\u003e- Shock Tests\u003cbr\u003e- Listening Tests\u003cbr\u003e- Shorts \u0026amp; Leakage Tests\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePremium RT-Matching of Power Tubes\u003c\/b\u003e\u003cbr\u003eOur\u003cspan\u003e \u003c\/span\u003e\u003ci\u003ePremium Matching\u003c\/i\u003e\u003cspan\u003e \u003c\/span\u003eis an exact matching of power tubes with identical Plate Current (PC) and Transconductance (TC).\u003c\/div\u003e","brand":"TAD","offers":[{"title":"Default","offer_id":794492174337,"sku":"TAD-RT894","price":217.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4003\/products\/TAD_KT88_qtr_-_Copy.JPG?v=1516386246","url":"https:\/\/www.humbuckermusic.mom\/products\/tad-tube-amp-doctor-kt-88-matched-quartet-premium-selected","provider":"Humbucker Music","version":"1.0","type":"link"}