{"product_id":"mullard-ecc83-12ax7-short-plates","title":"Mullard ECC83 12AX7 Short Plates","description":"\u003cdiv\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 14pt; font-family: Arial, sans-serif; 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\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003eNo other tubes can deliver vocals like the Blackburn Mullard's, and that's a fact. These ECC83's are extremely hard to find today and are becoming every serious audiophile's darling. Presented here are two lovely Blackburn valves with the old-style Mullard shield logo, which are even more special today.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003eThe overall tonality of Mullard ECC83 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\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003ePair (2x 1962 - NOS)\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e2x Mullard ECC83 12AX7 Short Plates O-getter Valvo Label - Blackburn 1962 - NOS\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e$282.10\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/product_specs_watermarked_f066420b-e9a4-43e8-b7cd-b573ada0ac8b.png?v=1781481056\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e***\u003cem\u003e\u003cstrong\u003eSOLD*\u003c\/strong\u003e**\u003c\/em\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003eSingle (1x '63 - Near NOS)\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e1x Mullard ECC83 Short Plates O-getter - Blackburn 1963 - Near NOS\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e$121.30\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/product_specs_watermarked_20a21b07-d32d-4bbd-a573-dce42e0d244d.png?v=1777967514\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003eSingle (1x '62 - Strong)\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e1x Mullard ECC83 Short Plates O-getter Valvo Label - Blackburn 1962 - Strong\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e$112.50\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/product_specs_watermarked_8af6be6f-da50-4099-a85c-70636289ad2a.png?v=1777531872\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003eMullard ECC83 Short Plates O-getter Matched Pair - Philips Label - Blackburn '64 I63 - Same Code - NOS\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e$260.60\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/product_specs_watermarked_325ec70f-ac7d-4142-af04-4293a8b0d224.png?v=1765693289\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cem\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e***SOLD***\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003ePhilips Miniwatt Label\u003c\/span\u003e\u003c\/u\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003eMullard ECC83 Short Plates O-getter Matched Pair -Blackburn 1960\/61 I61-Near NOS\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e$232.20\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/Screenshot_2025-10-30_161938.png?v=1762234236\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal;\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cb style=\"color: rgb(255, 128, 0); font-size: 0.875rem;\"\u003e\u003cu\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003ePhilips Miniwatt\/Valvo Label\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003eMullard ECC83 Short Plates O-getter Matched Pair Blackburn '62 Philips\/Valvo Label - Near NOS\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003e$235.80\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/1747232352795.png?v=1747491569\" alt=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003ePhilips Miniwatt Label\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003eMullard ECC83 Short Plates O-getter Matched Pair Blackburn 1959 Philips - Near NOS\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003e$256.10\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/1747231586500.png?v=1747491141\" alt=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\u003eOriginal Shield and Tungsram Label\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003eMullard ECC83 Short Plates Matched Pair Shield\/Tungsram Logos Blackburn '59\/'60\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 15.0pt; font-family: 'Arial',sans-serif;\"\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;\"\u003e$236.15\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\n\u003cpre\u003e\u003cspan style=\"font-size: large;\"\u003e\u003cb\u003e\u003cspan style=\"font-family: Arial;\"\u003eProfessional Tube Testing\u003c\/span\u003e\u003c\/b\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/pre\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"ds_div\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ca name=\"_Hlk169732138\"\u003e\u003c\/a\u003e\u003cspan\u003e\u003cspan style=\"font-size: large;\"\u003eThis set was tested and certified by \u003cb\u003eRoeTest V11 Professional Tube Testing System\u003c\/b\u003e with the following result: \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eTube 1:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eMeasured transconductance(GM): 1.6\/1.6 mA\/V - 100%\/100% (100% = 1.6 mA\/V)\u003cbr\u003eMeasured plate current(IA): 1.09\/1.105 mA - 91%\/92% (100% = 1.2 mA)\u003c\/span\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eTube 2:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eMeasured transconductance(GM): 1.6\/1.71 mA\/V - 100%\/107% (100% = 1.6 mA\/V)\u003cbr\u003eMeasured plate current(IA): 1.112\/1.352 mA - 93%\/113% (100% = 1.2 mA)\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-size: large;\"\u003eNO shorts, leakage or gas. NO noise or microphonics.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan style=\"font-size: large;\"\u003eCurve trace is also included in the original RoeTest report.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\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\u003e\u003cb\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eAppearance \u0026amp; Cosmetic condition\u003c\/span\u003e\u003c\/b\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;\"\u003eSilkscreen: \u003cspan\u003e75% - 80%\u003c\/span\u003e (Immaculate)\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\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eDate codes:\u003c\/span\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eI61 B9J (ECC83 short plates production gen #1, Blackburn, Oct '59)\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"ewa-rteLine\"\u003e\n\u003cspan style=\"font-family: Arial; font-size: large;\"\u003eI61 B0K (ECC83 short plates production gen #1, Blackburn, Nov '60)\u003c\/span\u003e\u003cspan style=\"font-family: Arial; font-size: large; color: rgb(0, 0, 0);\"\u003e\u003c\/span\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\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-family: 'Market Sans', Arial, sans-serif; font-style: normal; font-variant-caps: normal; letter-spacing: normal; text-transform: none; word-spacing: 0px; text-decoration-line: none; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); white-space: normal; color: rgb(0, 0, 0);\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle type=\"text\/css\"\u003e\np.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px 'Helvetica Neue'}\n\u003c\/style\u003e\n\u003cstyle type=\"text\/css\"\u003e\np.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px 'Helvetica Neue'}\n\u003c\/style\u003e","brand":"Mullard","offers":[{"title":"Pair \/ 1959 Matched Pair - Near NOS","offer_id":50654880956736,"sku":"","price":256.1,"currency_code":"USD","in_stock":true},{"title":"Pair \/ 1962 Matched - Philips\/Valvo - Near NOS","offer_id":50654902812992,"sku":"","price":235.8,"currency_code":"USD","in_stock":true},{"title":"Pair \/ 1960\/61 Matched Pair I61 - Near NOS","offer_id":51241583968576,"sku":null,"price":232.2,"currency_code":"USD","in_stock":false},{"title":"Pair \/ 1959\/60 Matched Pair I61","offer_id":50582572171584,"sku":"","price":236.15,"currency_code":"USD","in_stock":true},{"title":"Pair \/ 2x 1962 - NOS","offer_id":52121356960064,"sku":"267685327991","price":282.1,"currency_code":"USD","in_stock":true},{"title":"Single \/ 1x '62 - Strong","offer_id":51913360310592,"sku":null,"price":112.5,"currency_code":"USD","in_stock":true},{"title":"Single \/ 1x '63 - Near NOS","offer_id":51960114872640,"sku":"267658993624","price":121.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/2388\/5888\/files\/s-l960_6_b28cb352-33df-4496-a9b6-a570d8e79672.webp?v=1745855054","url":"https:\/\/www.soundlumia.com\/fr\/products\/mullard-ecc83-12ax7-short-plates","provider":"Soundlumia","version":"1.0","type":"link"}