{"product_id":"brimar-cv1988-6sn7gt-black-glass-lower-declined-getter-british-bva-59-nos","title":"1x Brimar CV1988 = 6SN7GT Black Glass Lower Declined Getter - British BVA '59 - NOS","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 14pt; font-family: Arial, sans-serif; color: rgb(42, 99, 58); background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;\"\u003eSoundlumia's Opinion\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eMade in Gt. Britain, the Brimar 6SN7GT tubes are very similar to Mullard 6SN7GT 's, both in build and in sound characteristics, but they come in at a much more affordable price while delivering almost the same performance as the Mullard tubes. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cb style=\"color: rgb(42, 99, 58);\"\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 British-made Brimar 6SN7GT 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 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. They 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\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #2a633a; font-family: Arial; font-size: large;\"\u003e\u003cb\u003eProfessional Tube Testing\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"color: #2a633a; font-family: Arial; font-size: large;\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eThis tube was tested and certified by \u003cb\u003eRoeTest V11 Professional Tube Testing System\u003c\/b\u003e with the following result: \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eTube 1:\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;\"\u003eMeasured transconductance(GM): 2.51\/2.75 mA\/V  - 97%\/106% (100% = 2.60 mA\/V)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eMeasured plate current(IA): 5.245\/7.667 mA  - 58%\/85% (100% = 9 mA)\u003c\/span\u003e\u003c\/div\u003e\n\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;\"\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;\"\u003eCurve trace is also included in the original RoeTest report.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\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;\"\u003eWe treasure this pair also because of the pristine condition of both tubes - over 90% of the paint and lettering are well retained. The Brimar date codes painted glass are also visible on both tubes:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003cb\u003e1J9\/3B3 \u003c\/b\u003e(1 = Week #1 of production month, J = October,\u003cb\u003e 9 = 1959\u003c\/b\u003e, 3B3 = pre-1960 code for CV1988)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cb style=\"color: rgb(42, 99, 58); font-family: Arial; font-size: large; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003ePackaging\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb style=\"color: rgb(42, 99, 58); font-family: Arial; font-size: large; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e\u003cspan style=\"font-size: 14.0pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: Aptos; mso-fareast-theme-font: minor-latin; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;\"\u003eNEW \u003c\/span\u003e\u003c\/b\u003e\u003cspan style=\"font-family: Arial, sans-serif;\"\u003e\u003cspan style=\"font-size: 18.6667px;\"\u003ewhite \u003c\/span\u003e\u003cspan style=\"font-size: 14pt;\"\u003etube box.\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Brimar","offers":[{"title":"Default Title","offer_id":49342320017728,"sku":"266888521216","price":378.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/57_593d401e-a8f8-4007-a085-51fbc9205974.jpg?v=1719994748","url":"https:\/\/www.soundlumia.com\/fr\/products\/brimar-cv1988-6sn7gt-black-glass-lower-declined-getter-british-bva-59-nos","provider":"Soundlumia","version":"1.0","type":"link"}