{"product_id":"mullard-kt88","title":"Mullard KT88","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACAwQAA\" data-complete=\"true\"\u003e\n\u003cspan data-subtree=\"aimfl,mfl\"\u003eThe modern-production \u003c\/span\u003e\u003cspan data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-wiz-uids=\"SLAU9e_r\" data-complete=\"true\"\u003e\u003cspan class=\"\"\u003e\u003ca class=\"H23r4e\" rel=\"noopener\" data-ved=\"2ahUKEwjR0v6-gcKXAxXNWUEAHahNBPoQy_kOegoIAggACAAIDBAB\" data-hveid=\"CAIIAAgACAwQAQ\" href=\"https:\/\/www.tubedepot.com\/products\/mullard-kt88-new-production-power-vacuum-tube\" target=\"_blank\"\u003eMullard KT88\u003c\/a\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[[\u0026quot;https:\/\/www.tubedepot.com\/products\/mullard-kt88-new-production-power-vacuum-tube\u0026quot;,null,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[{\u0026quot;1218\u0026quot;:[16,null,null,null,[1]]}]],16,null,\u0026quot;Mullard KT88 New Production Power Vacuum Tube\u0026quot;,\u0026quot;MU-KT88 The new production Mullard KT88 is an exact copy of the KT88 valves that were manufactured by Marconi-Osram in the late 1960s and 1970s. Excellent replacement output tubes for any hi-fi application as well as the Marshall Major to retain the original sound.\u0026quot;,\u0026quot;https:\/\/encrypted-tbn1.gstatic.com\/images?q\\u003dtbn:ANd9GcQzKaEJ0lw0AdmSddKuOJZYN6CC7Db1DJDGbzZgl0yJDnZ4pETx31S1bNtPbURW2k6OICTUOckKe5I4Vbg\u0026quot;,\u0026quot;TubeDepot.com\u0026quot;,\u0026quot;https:\/\/encrypted-tbn3.gstatic.com\/faviconV2?url\\u003dhttps:\/\/www.tubedepot.com\\u0026client\\u003dAIM\\u0026size\\u003d128\\u0026type\\u003dFAVICON\\u0026fallback_opts\\u003dTYPE,SIZE,URL\u0026quot;,[[1792273073285457,4282829,4194586024],null,null,null,null,[[2,0,0,10]]],null,\u0026quot;3c3a7b04-77d6-4cdd-a62c-1b234d2ada28\u0026quot;]]--\u003e\u003c\/span\u003e power vacuum tube is a \u003cmark class=\"b6AQX\" data-wiz-attrbind=\"class=SLAU9e_s\/cFwyDc\" data-sfc-root=\"ep\" data-epip=\"\" data-ved=\"2ahUKEwjR0v6-gcKXAxXNWUEAHahNBPoQuJAPegoIAggACAAIDBAC\" data-complete=\"true\"\u003ehigh-power beam tetrode manufactured in Russia (by New Sensor) designed to mimic the classic Marconi-Osram (MOV) KT88 valves from the late 1960s and 1970s\u003c!--TgQPHd|||[[[null,null,null,null,null,null,null,null,null,null,null,null,[247864,null,0]]]]--\u003e\u003c\/mark\u003e.\u003cspan\u003e [\u003ca href=\"https:\/\/www.tubedepot.com\/products\/mullard-kt88-new-production-power-vacuum-tube\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/tubemaze.info\/mullard-kt88-russia\/\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=SLAU9e_11\/fLk2Md\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eKey Features \u0026amp; Specs\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],[],null,1]]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-ved=\"2ahUKEwjR0v6-gcKXAxXNWUEAHahNBPoQi4wTegoIAggACAAIFhAA\" data-hveid=\"CAIIAAgACBYQAA\" data-complete=\"true\"\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQAQ\" data-complete=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQAg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eTube Type:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Octal-base beam power tetrode (can directly replace any \u003ccode dir=\"ltr\" class=\"KDcb0c\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e6550\u003c!--TgQPHd|||[]--\u003e\u003c\/code\u003e or \u003ccode dir=\"ltr\" class=\"KDcb0c\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eKT88\u003c!--TgQPHd|||[]--\u003e\u003c\/code\u003e tube).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.audiophonics.fr\/en\/tubes-and-lamps-mullard\/mullard-kt-88-tube-p-18928.html\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.facebook.com\/groups\/1845908032375682\/posts\/3428818164084653\/\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQBw\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eApplication:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Ideal for high-fidelity (Hi-Fi) stereo audio amplifiers as well as vintage guitar amps like the Marshall Major.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.tubedepot.com\/products\/mullard-kt88-new-production-power-vacuum-tube\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.audiophonics.fr\/en\/tubes-and-lamps-mullard\/mullard-kt-88-tube-p-18928.html\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQDA\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eDesign Elements:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Features triple getters, additional support posts, and cooling fins along the anode.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/reverb.com\/item\/77888440-mullard-kt88-power-tube-with-free-platinum-matching-new-with-full-warranty\"\u003e1\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQEQ\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eSound Profile:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Known for a balanced, detailed soundstage, extended top end, punchy\/tight bass, and rich mids.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/upscaleaudio.com\/products\/mullard-kt88\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.audiophonics.fr\/en\/tubes-and-lamps-mullard\/mullard-kt-88-tube-p-18928.html\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQFg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eElectrical Ratings:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQFw\" data-complete=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQGA\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eMaximum Plate Dissipation: ~44 W\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQGQ\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eMaximum Anode\/Plate Voltage: Up to 800 V (depending on configuration)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACBYQGg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eFilament\/Heater Voltage: 6.3 V nominal (range ~5.7 V – 6.9 V), 1.5 A – 1.7 A\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.amplifiedparts.com\/products\/kt88-mullard-reissue-matched-vacuum-tube\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/mullard.org\/collections\/audio-valves-kt88-cv5220-6550-output-beam-tetrode\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-ved=\"2ahUKEwjR0v6-gcKXAxXNWUEAHahNBPoQi4wTegoIAggACAAIHRAA\" data-hveid=\"CAIIAAgACB0QAA\" data-complete=\"true\"\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=SLAU9e_2s\/fLk2Md\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003ePricing \u0026amp; Availability\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],[],null,1]]--\u003e\n\u003c\/div\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-ved=\"2ahUKEwjR0v6-gcKXAxXNWUEAHahNBPoQi4wTegoIAggACAAIJRAA\" data-hveid=\"CAIIAAgACCUQAA\" data-complete=\"true\"\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACCUQAQ\" data-complete=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACCUQAg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eSingle Tubes:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Typically cost around \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e$70 to $75 USD\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/rubytubes.com\/products\/mullard-kt88-power-vacuum-tube\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/upscaleaudio.com\/products\/mullard-kt88\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACCUQBw\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eMatched Pairs:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Generally range from \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e$138 to $160+ USD\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.ebay.com\/shop\/mullard-kt88?_nkw=mullard+kt88\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/partsconnexion.com\/tube-new-mullard-kt88\/\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-hveid=\"CAIIAAgACCUQDA\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003eMatched Quads \/ Octets:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Quads range around \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-epip=\"\" data-complete=\"true\"\u003e$277 to $330 USD\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e, and larger matched groupings (sextets\/octets) scale higher depending on the supplier and burn-in\/testing services (such as platinum matching).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.ebay.com\/shop\/mullard-kt88?_nkw=mullard+kt88\"\u003e1\u003c\/a\u003e]\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mullard","offers":[{"title":"Default Title","offer_id":67762995298383,"sku":null,"price":1280.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/4354\/9519\/files\/images_d3428b55-4549-4b0e-b5ea-37785667597b.jpg?v=1792273072","url":"https:\/\/theoldstockroom.com\/products\/mullard-kt88","provider":"The Old Stockroom","version":"1.0","type":"link"}