{"product_id":"genalex-gold-lion-kt88-vacuum-tube","title":"Gold Lion KT88 Vacuum Tube","description":"\u003c!-- ***** Generated by Builder.io on Tue, 13 Jan 2026 15:52:19 GMT ***** --\u003e\n\u003cstyle class=\"builder-styles builder-api-styles\" type=\"text\/css\"\u003e\/*start:h47494*\/.css-h47494{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;-webkit-align-items:stretch;-webkit-box-align:stretch;-ms-flex-align:stretch;align-items:stretch;}\/*end:h47494*\/ \/*start:1nxjzs8*\/.css-1nxjzs8.builder-block{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;position:relative;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;box-sizing:border-box;margin-top:20px;line-height:normal;height:auto;margin-left:200px;margin-right:200px;}@media only screen and (max-width:991px){.css-1nxjzs8.builder-block{margin-left:20px;margin-right:20px;}}\/*end:1nxjzs8*\/ \/*start:1qggkls*\/.css-1qggkls{outline:none;}.css-1qggkls p:first-of-type,.css-1qggkls .builder-paragraph:first-of-type{margin:0;}.css-1qggkls \u003e p,.css-1qggkls .builder-paragraph{color:inherit;line-height:inherit;-webkit-letter-spacing:inherit;-moz-letter-spacing:inherit;-ms-letter-spacing:inherit;letter-spacing:inherit;font-weight:inherit;font-size:inherit;text-align:inherit;font-family:inherit;}\/*end:1qggkls*\/ \/*start:1n465md*\/.css-1n465md.builder-block{height:0;width:0;display:block;opacity:0;overflow:hidden;pointer-events:none;}\/*end:1n465md*\/\u003c\/style\u003e\n\u003cdiv data-source=\"Rendered by Builder.io\" data-name=\"product-description\" class=\"builder-component builder-component-d3a77400cdb741b5ae436972fb7aa697\"\u003e\n\u003cdiv class=\"builder-content\"\u003e\n\u003cdiv data-builder-variation-id=\"d3a77400cdb741b5ae436972fb7aa697\" data-builder-content-id=\"d3a77400cdb741b5ae436972fb7aa697\" data-builder-component=\"product-description\"\u003e\n\u003cdiv class=\"builder-blocks css-h47494\"\u003e\n\u003cdiv class=\"builder-block builder-163e9d8b22964fc294e0b1fa55de1f61 builder-has-component css-1nxjzs8\"\u003e\n\u003cp\u003eThe Genalex Gold Lion KT88 is a world-class beam tetrode power tube, widely celebrated as the \"King of Power Tubes\" for its massive headroom and legendary British tone. This premium reissue faithfully recreates the original 1957 Marconi-Osram design, utilizing a sophisticated tri-alloy clad plate structure and carbonized screen grids to deliver high power output with remarkably low distortion. Audiophiles frequently choose the Gold Lion KT88 to revitalize both classic and modern amplifiers, as it provides a vast, deep soundstage characterized by tight, authoritative bass, creamy mids, and sparkling, detailed highs that remain non-fatiguing even during extended listening sessions.\u003c\/p\u003e\n\u003cp\u003eEngineered for maximum reliability in high-voltage applications, these tubes feature gold-plated grid wires that ensure superior electrical conductivity and exceptional thermal stability. This robust construction makes them a preferred choice for demanding systems like the McIntosh MC275 or Audio Research amplifiers, offering a significant performance upgrade over standard 6550 or generic KT88 varieties. By providing ultra-clean headroom and a transparent, lifelike presentation, the Genalex Gold Lion KT88 stands as a top-tier investment for listeners seeking to achieve the ultimate in analog fidelity and dynamic range without the extreme cost of elusive vintage stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv data-source=\"Rendered by Builder.io\" data-name=\"product-description\" class=\"builder-component builder-component-d3a77400cdb741b5ae436972fb7aa697\"\u003e\n\u003cdiv class=\"builder-content\"\u003e\n\u003cdiv data-builder-variation-id=\"d3a77400cdb741b5ae436972fb7aa697\" data-builder-content-id=\"d3a77400cdb741b5ae436972fb7aa697\" data-builder-component=\"product-description\"\u003e\n\u003cdiv class=\"builder-blocks css-h47494\"\u003e\u003cimg class=\"builder-block builder-pixel-eyy3oc2miad css-1n465md\" height=\"0\" width=\"0\" role=\"presentation\" alt=\"\" aria-hidden=\"true\" src=\"https:\/\/cdn.builder.io\/api\/v1\/pixel?apiKey=48d1cdcd52ec4d289f1ef8c4f75da167\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Genalex","offers":[{"title":"Single","offer_id":52635845427514,"sku":"gold-lion-kt88","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Pair","offer_id":52635845460282,"sku":"gold-lion-kt89","price":330.0,"currency_code":"USD","in_stock":true},{"title":"Quad","offer_id":52635845493050,"sku":"gold-lion-kt90","price":660.0,"currency_code":"USD","in_stock":true},{"title":"Matched Pair","offer_id":52635845525818,"sku":"gold-lion-kt91","price":350.0,"currency_code":"USD","in_stock":true},{"title":"Matched Quad","offer_id":52635845558586,"sku":"gold-lion-kt92","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/0245\/7402\/files\/gen-KT88-2-Photoroom.jpg?v=1768319689","url":"https:\/\/www.moon-audio.pro\/products\/genalex-gold-lion-kt88-vacuum-tube","provider":"Moon Audio","version":"1.0","type":"link"}