{"product_id":"12ax7-svetlana","title":"12AX7 Svetlana","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACAsQAA\" data-complete=\"true\"\u003e\n\u003cspan data-subtree=\"aimfl,mfl\"\u003eThe \u003c\/span\u003e\u003cspan data-sfc-cp=\"\" data-sfc-root=\"c\" data-wiz-uids=\"wss3dc_v\" data-complete=\"true\"\u003e\u003cspan class=\"\"\u003e\u003ca class=\"H23r4e\" rel=\"noopener\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQy_kOegoIAggACAAICxAD\" data-hveid=\"CAIIAAgACAsQAw\" href=\"https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-vacuum-tube\" target=\"_blank\"\u003eSvetlana 12AX7SV Preamp Vacuum Tube\u003c\/a\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[[\u0026quot;https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-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;Svetlana 12AX7 Preamp Vacuum Tube\u0026quot;,\u0026quot;Svetlana 12AX7SV Preamp Vacuum Tube This new production tube is manufactured at the New Sensor Corp. owned Xpo-Pul factory (also known as Reflektor) in Saratov, Russia. Use it to replace all other 12AX7, ECC83, and 7025 tube types. Solid construction and build quality and all test great on our equipment. Not to be confused with the older Winged \\\u0026quot;C\\\u0026quot; version, this one is of far better quality. One other note about the construction of these tubes is they have filaments that are almost completely encased in the plate structure. They don\u0026#39;t \\\u0026quot;light up\\\u0026quot; brightly when working properly.\u0026quot;,\u0026quot;https:\/\/encrypted-tbn0.gstatic.com\/images?q\\u003dtbn:ANd9GcRc7Rwk-XgWMCTnA9QqMhSZkOA56FayGHpiCSM_-UdtS3bohk_-onWdt7XQSeUWsoF3kWzGSc0cJj6UdiM\u0026quot;,\u0026quot;Fleet Pro Sound\u0026quot;,\u0026quot;https:\/\/encrypted-tbn2.gstatic.com\/faviconV2?url\\u003dhttps:\/\/fleetsound.com\\u0026client\\u003dAIM\\u0026size\\u003d128\\u0026type\\u003dFAVICON\\u0026fallback_opts\\u003dTYPE,SIZE,URL\u0026quot;,[[1792877372340528,4282592,2182382218],null,null,null,null,[[2,0,0,12]]],null,\u0026quot;744b9fa0-9d0c-445e-985b-8f8cf6e38d9f\u0026quot;]]--\u003e\u003c\/span\u003e is \u003cmark class=\"b6AQX\" data-wiz-attrbind=\"class=wss3dc_w\/cFwyDc\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQuJAPegoIAggACAAICxAE\" data-complete=\"true\"\u003ea miniature, high-gain twin-triode vacuum tube used to amplify low-frequency voltage in guitar amplifiers, audio effects, and high-fidelity (Hi-Fi) audio equipment\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.ebay.com\/itm\/327381859775\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/shop.ehx.com\/catalog\/tubes-specs\/12AX7EH-SV.pdf\"\u003e2\u003c\/a\u003e, \u003ca href=\"https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-vacuum-tube\"\u003e3\u003c\/a\u003e]\u003c\/span\u003e\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 class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=wss3dc_16\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\"\u003eKey Features \u0026amp; Specifications\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=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAB\" data-hveid=\"CAIIAAgACBYQAQ\" 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\"\u003eType:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Miniature dual-triode preamp vacuum tube (interchangeable with standard 12AX7, ECC83, and 7025 types).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/12AX7\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-vacuum-tube\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAH\" data-hveid=\"CAIIAAgACBYQBw\" 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\"\u003eManufacturing:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Produced at the New Sensor Corp.-owned Xpo-Pul (Reflektor) factory in Saratov, Russia (distinct from older Winged \"C\" Svetlana production).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-vacuum-tube\"\u003e1\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAN\" data-hveid=\"CAIIAAgACBYQDQ\" 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\"\u003eDesign:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Features equipotential cathodes and filaments that are almost completely encased within the plate structures, meaning they do not glow brightly when functioning normally.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/shop.ehx.com\/catalog\/tubes-specs\/12AX7EH-SV.pdf\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/fleetsound.com\/products\/svetlana-12ax7sv-preamp-vacuum-tube\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAT\" data-hveid=\"CAIIAAgACBYQEw\" 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\"\u003ePerformance:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Offers low microphonics, good gain, balanced tonal response (lows, mids, and highs), and long-lasting reliability.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/www.amazon.com\/Svetlana-12AX7SV-12AX7\/dp\/B0148V7J2I\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/www.ebay.com\/itm\/327381859775\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAZ\" data-hveid=\"CAIIAAgACBYQGQ\" 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\"\u003eHeater Ratings:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Supports 6.3V (parallel, 300 mA) or 12.6V (series, 150 mA) heater configurations via a center-tapped filament.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/frank.pocnet.net\/sheets\/127\/1\/12AX7.pdf\"\u003e1\u003c\/a\u003e, \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/12AX7\"\u003e2\u003c\/a\u003e]\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwiw8p3XzNOXAxXgWEEAHYqCFIIQi4wTegoIAggACAAIFhAf\" data-hveid=\"CAIIAAgACBYQHw\" 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\"\u003e\u003cspan class=\"yADgie\"\u003eAmplification Factor (μ):\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003cspan class=\"yADgie\"\u003e 100\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e [\u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/12AX7\"\u003e1\u003c\/a\u003e]\u003c\/span\u003e\n\u003c\/div\u003e","brand":"Svetlana","offers":[{"title":"Default Title","offer_id":67862121840719,"sku":null,"price":650.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/4354\/9519\/files\/images_58df2c99-25d1-4110-8ee6-56ba3652613d.jpg?v=1792877426","url":"https:\/\/theoldstockroom.com\/products\/12ax7-svetlana","provider":"The Old Stockroom","version":"1.0","type":"link"}