{"product_id":"g-e-c-b329-ecc82-12au7-matched-pair-14mm-short-plates-mullard-supply-1950s","title":"G.E.C. B329 ECC82 12AU7 Matched Pair 14mm Short Plates - Mullard Supply - 1950s","description":"\u003cdiv\u003e\u003cb style=\"color: #2a633a; font-family: Arial; font-size: large;\"\u003eProduct Summary \u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eNo other tubes can deliver vocals like the British made tubes, and that's a fact. These B329 (enhanced ECC82) tubes, especially the Mullard production from the 1950s, are extremely hard to find today and are becoming every serious audiophile's darling. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eSound Characteristics\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eThe overall tonality of Mullard ECC82 tubes is warm and lively with a very spacious sound stage. \"Like a warm British jacket of the finest tweed, these glorious tubes have an attractive sweet warmth in their midrange and lower regions.\"  This is how the experts on audiotubes.com describe the sound signature of British-made Mullard tubes. The top end is silky and pleasant and doesn't get rolled off. They retain a fine sense of \"air\" at the top, and the upper midrange is smooth and liquid. These tubes reproduce the human voice, especially female voices, with haunting realism. The British made Mullard tubes are also known to have an attractive sparkle at the top with rich bass...now we know where that \"warm British jacket\" comes from!\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eProfessional Sound Evaluation\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eThe pair worked wonderfully and sounded terrific in our professional studio setup for monitoring. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e - Input: Cambridge Audio CXC V2 dedicated CD transport + Schiit Audio Bifrost 2 Multibit DAC\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e - \u003cb\u003eAmplification: Woo Audio \u003c\/b\u003e\u003cb\u003eWA7 Fireflies (3rd gen) Balanced Headphone Amplifier\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e - Output: Focal Clear MG Pro open-back headphones\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eOur full tube sound review was written 100% based on the actual listening experience while this pair of tubes were running in the system described above.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eProfessional testing \u0026amp; sound evaluation\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eNO shorts, leakage or gas. NO noise or microphonics.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eBoth tubes tested \u003cb\u003eStrong\u003c\/b\u003e (85%+ nominal mutual conductance) on a reliable and regularly calibrated Mercury 2000 tube tester with the following results (mutual conductance both in \u003cspan style=\"color: #393731;\"\u003euMhos and in percentage of nominal\u003c\/span\u003e\u003cspan style=\"color: #444444;\"\u003e):\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eTube 1: \u003cb\u003e2,720\/2,600\u003c\/b\u003e \u003cb\u003e(91%\/87%)\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eTube 2: \u003cb\u003e2,600\/2,610\u003c\/b\u003e \u003cb\u003e(87%\/87%)\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eGood tubes start at \u003cb\u003e2000\u003c\/b\u003e and new tubes (incl. NOS\/NIB) \u003cb\u003e3,000 - 3,100\u003c\/b\u003e, and the Mercury 2000's rated mutual conductance (nominal) for new tubes is \u003cb\u003e3,000\u003c\/b\u003e. Test result can also be seen in the pictures. In case you wonder what all these numbers mean to your sound experience, it's actually quite straightforward: mutual conductance directly translates to \u003cb\u003e\u003cspan style=\"color: #9e2048;\"\u003ea \u003c\/span\u003e\u003cspan style=\"color: #9e2048;\"\u003etube's ability to amplify sound\u003c\/span\u003e\u003c\/b\u003e\u003cspan style=\"font-weight: bold; color: #2a633a;\"\u003e,\u003c\/span\u003e so the higher these numbers the stronger. \u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #2a633a; font-family: Arial; font-size: large;\"\u003e\u003cb\u003eAppearance \u0026amp; cosmetic condition\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eThis tube is in pristine cosmetic condition with nearly 100% of the paint and lettering well retained. The G.E.C. labels are well preserved on both tubes, and the sharp pointy tips indicate they are the 1950s production.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003ePackaging\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cb style=\"color: #2a633a;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eThis tube will be packaged in a \u003cb\u003eNEW \u003c\/b\u003eMullard reproduction tube box.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mullard","offers":[{"title":"Default Title","offer_id":48091510636864,"sku":"266735442496","price":534.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/57_65d1104c-c158-45c7-a468-98c1833e9952.jpg?v=1711350046","url":"https:\/\/www.soundlumia.com\/it\/products\/g-e-c-b329-ecc82-12au7-matched-pair-14mm-short-plates-mullard-supply-1950s","provider":"Soundlumia","version":"1.0","type":"link"}