{"product_id":"marshall-sv20h-studio-vintage-20w-head","title":"Marshall SV20H Studio Vintage 20w Head","description":"\u003cp data-start=\"12\" data-end=\"339\"\u003eThe Marshall SV20H Studio Vintage Head brings the character of the original 1959 plexi into a more compact and manageable format. Built in the UK, this all-valve amplifier captures the open, dynamic response and warm breakup associated with classic late-’60s Marshall tones, while offering modern usability for today’s players.\u003c\/p\u003e\n\u003cp data-start=\"341\" data-end=\"767\"\u003eWith its dual, bridgeable channels, the SV20H allows you to blend Normal and High Treble inputs for a wide range of tones, from clean and articulate to full, driven sounds. The power reduction switch drops output from 20 watts to 5 watts, making it easier to push the amp into saturation at lower volumes. Combined with a switchable effects loop, it offers flexibility without moving away from its vintage-inspired foundation.\u003c\/p\u003e\n\u003ch2 data-section-id=\"10btkw6\" data-start=\"769\" data-end=\"782\"\u003eHighlights\u003c\/h2\u003e\n\u003cul data-start=\"783\" data-end=\"1037\"\u003e\n\u003cli data-section-id=\"1agscwx\" data-start=\"783\" data-end=\"837\"\u003eUK-built all-valve head inspired by the 1959 plexi\u003c\/li\u003e\n\u003cli data-section-id=\"gns2ng\" data-start=\"838\" data-end=\"890\"\u003e20W to 5W power reduction for volume flexibility\u003c\/li\u003e\n\u003cli data-section-id=\"13jcg3e\" data-start=\"891\" data-end=\"946\"\u003eDual, bridgeable channels for blending tonal voices\u003c\/li\u003e\n\u003cli data-section-id=\"dthcbk\" data-start=\"947\" data-end=\"992\"\u003eClassic Marshall EQ with Presence control\u003c\/li\u003e\n\u003cli data-section-id=\"1iw8yxq\" data-start=\"993\" data-end=\"1037\"\u003eFX loop for integrating external effects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1039\" data-end=\"1056\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"ynd8s6\" data-start=\"1058\" data-end=\"1066\"\u003eBody\u003c\/h3\u003e\n\u003cul data-start=\"1067\" data-end=\"1133\"\u003e\n\u003cli data-section-id=\"cuti83\" data-start=\"1067\" data-end=\"1091\"\u003eType: Amplifier Head\u003c\/li\u003e\n\u003cli data-section-id=\"mslji4\" data-start=\"1092\" data-end=\"1133\"\u003eDimensions: 19.7\" W x 9.4\" H x 9.1\" D\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1ws7bh4\" data-start=\"1153\" data-end=\"1165\"\u003eHardware\u003c\/h3\u003e\n\u003cul data-start=\"1166\" data-end=\"1451\"\u003e\n\u003cli data-section-id=\"4yqgr0\" data-start=\"1166\" data-end=\"1200\"\u003eConstruction: Valve (All-Tube)\u003c\/li\u003e\n\u003cli data-section-id=\"1o7xpes\" data-start=\"1201\" data-end=\"1229\"\u003eChannels: 2 (Bridgeable)\u003c\/li\u003e\n\u003cli data-section-id=\"1bfki5l\" data-start=\"1230\" data-end=\"1318\"\u003eControls: Normal\/Loudness II, High Treble\/Loudness I, Treble, Middle, Bass, Presence\u003c\/li\u003e\n\u003cli data-section-id=\"j3ha8a\" data-start=\"1319\" data-end=\"1362\"\u003eInputs: 4 x 1\/4\" (High\/Low Sensitivity)\u003c\/li\u003e\n\u003cli data-section-id=\"1hau21v\" data-start=\"1363\" data-end=\"1408\"\u003eSpeaker Outputs: 5 x 1\/4\" (16Ω \/ 8Ω \/ 4Ω)\u003c\/li\u003e\n\u003cli data-section-id=\"3cwtt7\" data-start=\"1409\" data-end=\"1451\"\u003eEffects Loop: Yes (Series, Switchable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bdnvfb\" data-start=\"1453\" data-end=\"1468\"\u003eElectronics\u003c\/h3\u003e\n\u003cul data-start=\"1469\" data-end=\"1612\"\u003e\n\u003cli data-section-id=\"fviuuq\" data-start=\"1469\" data-end=\"1504\"\u003eWattage: 20W (switchable to 5W)\u003c\/li\u003e\n\u003cli data-section-id=\"1juto4s\" data-start=\"1505\" data-end=\"1560\"\u003ePreamp Tubes: 2 x ECC83, 1 x ECC83 (phase splitter)\u003c\/li\u003e\n\u003cli data-section-id=\"19t2kt8\" data-start=\"1561\" data-end=\"1586\"\u003ePower Tubes: 2 x EL34\u003c\/li\u003e\n\u003cli data-section-id=\"1hyzati\" data-start=\"1587\" data-end=\"1612\"\u003eDI Output: Yes (1\/4\")\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1gdwpis\" data-start=\"1614\" data-end=\"1631\"\u003eMiscellaneous\u003c\/h3\u003e\n\u003cul data-start=\"1632\" data-end=\"1916\"\u003e\n\u003cli data-section-id=\"l7wt7b\" data-start=\"1632\" data-end=\"1652\"\u003eWeight: 20.4 lbs\u003c\/li\u003e\n\u003cli data-section-id=\"5ka7ra\" data-start=\"1712\" data-end=\"1776\"\u003eCountry of Origin: Designed and engineered in UK, Made in UK\u003c\/li\u003e\n\u003cli data-section-id=\"11bm6j5\" data-start=\"1777\" data-end=\"1840\"\u003eIncluded Accessories: Detachable power cable, speaker cable\u003c\/li\u003e\n\u003cli data-section-id=\"1h9mbw4\" data-start=\"1841\" data-end=\"1916\"\u003eOther: Studio Series plexi-style platform with vintage-inspired voicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"7ogr8f\" data-start=\"1918\" data-end=\"1952\"\u003eWhy Buy from Tone Shop Guitars?\u003c\/h2\u003e\n\u003cp data-start=\"1953\" data-end=\"2264\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eAt Tone Shop Guitars, we pride ourselves on offering a curated selection of instruments backed by knowledgeable staff and exceptional customer service. Whether you're shopping online or visiting us in person, our goal is to help you find the right guitar and deliver a top-tier experience every step of the way.\u003c\/p\u003e","brand":"Marshall","offers":[{"title":"Default Title","offer_id":48678865568001,"sku":"SV20H-U","price":1349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/7056\/files\/MarshallSV20HStudioVintage20wHead.png?v=1777321179","url":"https:\/\/www.toneshopguitars.com\/products\/marshall-sv20h-studio-vintage-20w-head","provider":"Tone Shop Guitars","version":"1.0","type":"link"}