{"product_id":"mullard-ecc83-12ax7-b8f-b8h-ecc83-12ax7-tubes-pair-blackburn-1958-round-getter","title":"Mullard ECC83 \/ 12AX7 B8F\/B8H (ECC83 \/ 12AX7) Tubes (Pair) -  Blackburn 1958 Round Getter","description":"\u003cp\u003e\u003cb\u003eGeneral:\u003c\/b\u003e\u003cbr\u003eAn excellent pair of robust 12AX7 tubes from Mullard. \u003cbr\u003e\u003cbr\u003eThese tubes are technically used but test above NOS (New Old Stock) spec on our Amplitrex AT1000 tube tester. \u003cbr\u003e\u003cbr\u003eThis set features closely associated date codes, manufactured only a few months apart in 1958 - Blackburn. Both tubes test very close to NOS.\u003cbr\u003e\u003cbr\u003eIncluded with the tubes is their original packaging.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSkyFi Cosmetic Notes:\u003c\/b\u003e\u003cbr\u003eWe are including a set of original Mullard boxes. These boxes show shelf wear including torn\/missing flaps and some pen markings.\u003c\/p\u003e\n\u003cp\u003eThe tubes themselves have significant lettering wear. You may desire to clean\/treat the pins further before putting them into service.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSkyFi Technical Notes:\u003c\/b\u003e\u003cbr\u003eAmplitrex AT1000 Test Results\u003cbr\u003e\u003cbr\u003eTest Result Format, Shown as % of NOS spec:\u003cbr\u003eTriode 1 Plate Current \/ Triode 1 Gm\u003cbr\u003eTriode 2 Plate Current \/ Triode 2 Gm\u003cbr\u003e\u003cbr\u003eTube 1:\u003cbr\u003e108\/100\u003cbr\u003e100\/93\u003cbr\u003e\u003cbr\u003eTube 2:\u003cbr\u003e100\/93\u003cbr\u003e100\/93\u003cbr\u003e\u003cbr\u003eBoth tubes also tested very good with regards to microphonic performance.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eOwnership:\u003c\/b\u003e\u003cbr\u003eSecond Owner\u003cbr\u003e\u003cbr\u003e\u003cb\u003eGeneral Sound:\u003c\/b\u003e\u003cbr\u003eSmooth, uncolored, undistorted natural and clean\u003cbr\u003e\u003cbr\u003e\u003cb\u003eCosmetic Condition:\u003c\/b\u003e\u003cbr\u003e9\/10 = Excellent. Perfect physical condition, gently used. See our detailed rating description \u003ca href=\"https:\/\/skyfiaudio.com\/pages\/our-rating-scale\" target=\"_blank\"\u003ehere\u003c\/a\u003e.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eWorking Condition:\u003c\/b\u003e\u003cbr\u003eWorking perfectly and tested in our lab.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eIncluded:\u003c\/b\u003e\u003cbr\u003eJust the Unit\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePacking:\u003c\/b\u003e\u003cbr\u003eOriginal Manufacturers Packing\u003c\/p\u003e","brand":"Mullard","offers":[{"title":"Default Title","offer_id":47349564637438,"sku":"106980","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0003\/3275\/9084\/files\/mullard-ecc83-12ax7-b8f-b8h-tubes-pair-blackburn-1958-round-getter-accessory-843.jpg?v=1758914227","url":"https:\/\/skyfiaudio.com\/en-gb\/products\/mullard-ecc83-12ax7-b8f-b8h-ecc83-12ax7-tubes-pair-blackburn-1958-round-getter","provider":"SkyFi Audio","version":"1.0","type":"link"}