{"product_id":"tung-sol-kt170","title":"Tung-Sol KT170","description":"\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=bYj0hd_14\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKey Specifications \u0026amp; Features\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=\"c\" data-ved=\"2ahUKEwi6x_C-uMiXAxVAQ0EAHdDiFRkQi4wTegoIAggACAAIEhAA\" data-hveid=\"CAIIAAgACBIQAA\" data-complete=\"true\"\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQAQ\" data-complete=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQAg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eTube Type:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Beam power tetrode with an octal (8-pin) base and an equipotential cathode.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/thevalvestore.com.au\/product\/tung-sol-kt170-power-valve-matched-quad\/\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/vacuumtubevalues.com\/wp-content\/uploads\/2021\/04\/KT170-datasheet.pdf\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQBw\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePower Dissipation:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Rated at \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e85 watts\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e for plate dissipation, allowing a pair of tubes to drive high-end hi-fi output stages exceeding \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e300 watts\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/frank.pocnet.net\/sheets\/084\/k\/KT%20170_TungSol.pdf\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.evatco.com.au\/kt170-tung-sol-power-tubes\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQDA\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eFilament\/Heater:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Requires 6.3V nominal (6.0V–6.6V), drawing approximately \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e1.75A to 2.0A\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e (around 1.9A–1.97A measured).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.ebay.co.uk\/itm\/186339414146\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.diyaudio.com\/community\/threads\/a-home-made-datasheet-for-tung-sol-kt170.385369\/\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/frank.pocnet.net\/sheets\/084\/k\/KT%20170_TungSol.pdf\"\u003e3\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQEQ\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePhysical Size:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Features a distinctive, large-bulb envelope designed for high heat dissipation, measuring roughly \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e136 mm to 137 mm\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e in height.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.tubedepot.com\/products\/tung-sol-kt170\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/frank.pocnet.net\/sheets\/084\/k\/KT%20170_TungSol.pdf\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/thevalvestore.com.au\/product\/tung-sol-kt170-power-valve-matched-quad\/\"\u003e3\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQFg\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eCompatibility:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Often positioned as an upgrade or alternative to tubes like the KT88, KT120, or KT150, though amplifiers must have sufficient physical clearance inside the chassis and power\/filament transformers capable of handling the higher heater current.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/thevalvestore.com.au\/product\/tung-sol-kt170-power-valve-matched-quad\/\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.tubedepot.com\/products\/tung-sol-kt170\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/www.ebay.co.uk\/itm\/186339414146\"\u003e3\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\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" 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=\"c\" data-ved=\"2ahUKEwi6x_C-uMiXAxVAQ0EAHdDiFRkQi4wTegoIAggACAAIGBAA\" data-hveid=\"CAIIAAgACBgQAA\" data-complete=\"true\"\u003e\n\u003chr class=\"s6NV4e\" data-sfc-root=\"c\" data-sfc-pl=\"|||[]\" data-complete=\"true\"\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" 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=\"c\" data-ved=\"2ahUKEwi6x_C-uMiXAxVAQ0EAHdDiFRkQi4wTegoIAggACAAIGRAA\" data-hveid=\"CAIIAAgACBkQAA\" 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=bYj0hd_2x\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\"\u003eComparison of High-Output KT-Series Power Tubes\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 class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" 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=\"c\" data-ved=\"2ahUKEwi6x_C-uMiXAxVAQ0EAHdDiFRkQi4wTegoIAggACAAIHhAA\" data-hveid=\"CAIIAAgACB4QAA\" data-complete=\"true\"\u003e\n\u003cdiv class=\"Fv6NCb\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwi6x_C-uMiXAxVAQ0EAHdDiFRkQ-q4QegoIAggACAAIHhAB\" data-hveid=\"CAIIAAgACB4QAQ\" data-complete=\"true\" data-sfc-inited=\"2\"\u003e\n\u003ctable class=\"NRefec\" data-animation-nesting=\"\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eTube Model\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eMax Plate Dissipation\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eTypical Application \/ Notes\u003c!--TgQPHd|||[]--\u003e\n\u003c\/th\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKT88\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e~42 Watts\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eStandard high-power audio pentode\/tetrode, classic hi-fi and guitar amps\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKT120\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e~60 Watts\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eHigher output extension, popular in modern high-wattage tube designs\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKT150\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e~70 Watts\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eEgg-shaped bulb, high dynamic headroom and extended low-end response\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eTung-Sol KT170\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e85 Watts\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003ctd class=\"Vk1lqb\" colspan=\"undefined\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eMaximum power in the series; heavy-duty bass definition and \u0026gt;300W stereo pair potential\u003c!--TgQPHd|||[]--\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!--qkimaf bYj0hd_40\/HugV6--\u003e\n\u003cdiv class=\"chf7df\"\u003e\n\u003cdiv class=\"YHsVn\" data-ved=\"0CAAQkK0UahcKEwiw4Zm_uMiXAxUAAAAAHQAAAAAQDg\"\u003e\u003cbutton class=\"vif53e\" aria-label=\"Export to Google Sheets\" data-ved=\"0CAEQ-vMVahcKEwiw4Zm_uMiXAxUAAAAAHQAAAAAQDg\" data-hveid=\"1\"\u003e\u003cspan class=\"H3Obmd\"\u003e\u003csvg class=\"EQxvpc H3Obmd wffbD\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 -960 960 960\" aria-hidden=\"true\"\u003e\u003cpath d=\"M240-120q-51,0-85.5-34.5T120-240V-720q0-50 34.5-85T240-840H726q48,0 81,35.5T840-720v480q0,51-35,85.5T720-120H240ZM360-240q17,0 28.5-11.5T400-280V-560H680q17,0 28.5-11.5T720-600t-11.5-28.5T680-640H400v-40q0-17-11.5-28.5T360-720t-28.5,11.5T320-680v40H280q-17,0-28.5,11.5T240-600t11.5,28.5T280-560h40v280q0,17 11.5,28.5T360-240Z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/button\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!--cqw1tb bYj0hd_40\/HugV6--\u003e\u003c!--TgQPHd|||[[1,0,0,null,null,\u0026quot;\u0026quot;,null,1,\u0026quot;aim-table-24\u0026quot;]]--\u003e\n\u003c\/div\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e","brand":"Tungsol","offers":[{"title":"Default Title","offer_id":67813318000719,"sku":null,"price":2700.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/4354\/9519\/files\/images_642d0657-aab6-46e1-b2f6-0400124ef156.jpg?v=1792494039","url":"https:\/\/theoldstockroom.com\/products\/tung-sol-kt170","provider":"The Old Stockroom","version":"1.0","type":"link"}