{"product_id":"marshall-sc20h-studio-classic-20w-head","title":"Marshall SC20H Studio Classic 20w Head","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"a13b057d-03f2-44ed-8df5-5032804fde26\" data-testid=\"conversation-turn-109\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69e13238-dcc4-8325-bf49-225b849a242e-0\" data-testid=\"conversation-turn-110\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"d9e5f82e-56de-4d37-8c16-5e4dca3dfddd\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"70\" data-end=\"434\"\u003eThe Marshall SC20H Studio Classic Head brings the core character of the original JCM800 into a more compact and manageable format. Built in the UK, this all-valve amp delivers everything from clean tones to aggressive overdrive, with a straightforward single-channel layout that stays true to the original design while adding practical features for modern players.\u003c\/p\u003e\n\u003cp data-start=\"436\" data-end=\"780\"\u003eA built-in master volume allows you to push the preamp into saturation without excessive volume, while the power reduction switch lets you drop from 20 watts to 5 watts for more controlled environments. With high and low sensitivity inputs and a switchable effects loop, the SC20H keeps things simple but flexible for both stage and studio use.\u003c\/p\u003e\n\u003ch2 data-section-id=\"10btkw6\" data-start=\"782\" data-end=\"795\"\u003eHighlights\u003c\/h2\u003e\n\u003cul data-start=\"796\" data-end=\"1079\"\u003e\n\u003cli data-section-id=\"10oex6w\" data-start=\"796\" data-end=\"855\"\u003eUK-built all-valve head inspired by the original JCM800\u003c\/li\u003e\n\u003cli data-section-id=\"1u0mslf\" data-start=\"856\" data-end=\"913\"\u003e20W to 5W power reduction for flexible volume control\u003c\/li\u003e\n\u003cli data-section-id=\"34m20o\" data-start=\"914\" data-end=\"976\"\u003eSingle-channel design with classic Marshall gain structure\u003c\/li\u003e\n\u003cli data-section-id=\"kx0te4\" data-start=\"977\" data-end=\"1025\"\u003eMaster volume for controlled overdrive tones\u003c\/li\u003e\n\u003cli data-section-id=\"56j7rg\" data-start=\"1026\" data-end=\"1079\"\u003eFX loop and high\/low inputs for added versatility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1081\" data-end=\"1098\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"ynd8s6\" data-start=\"1100\" data-end=\"1108\"\u003eBody\u003c\/h3\u003e\n\u003cul data-start=\"1109\" data-end=\"1175\"\u003e\n\u003cli data-section-id=\"cuti83\" data-start=\"1109\" data-end=\"1133\"\u003eType: Amplifier Head\u003c\/li\u003e\n\u003cli data-section-id=\"18jepf9\" data-start=\"1134\" data-end=\"1175\"\u003eDimensions: 20.1\" W x 9.4\" H x 9.4\" D\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1ws7bh4\" data-start=\"1195\" data-end=\"1207\"\u003eHardware\u003c\/h3\u003e\n\u003cul data-start=\"1208\" data-end=\"1466\"\u003e\n\u003cli data-section-id=\"4yqgr0\" data-start=\"1208\" data-end=\"1242\"\u003eConstruction: Valve (All-Tube)\u003c\/li\u003e\n\u003cli data-section-id=\"jipxv7\" data-start=\"1243\" data-end=\"1258\"\u003eChannels: 1\u003c\/li\u003e\n\u003cli data-section-id=\"mqm0gi\" data-start=\"1259\" data-end=\"1333\"\u003eControls: Preamp Volume, Master Volume, Treble, Middle, Bass, Presence\u003c\/li\u003e\n\u003cli data-section-id=\"16n2mq4\" data-start=\"1334\" data-end=\"1377\"\u003eInputs: 2 x 1\/4\" (High\/Low Sensitivity)\u003c\/li\u003e\n\u003cli data-section-id=\"1hau21v\" data-start=\"1378\" data-end=\"1423\"\u003eSpeaker Outputs: 5 x 1\/4\" (16Ω \/ 8Ω \/ 4Ω)\u003c\/li\u003e\n\u003cli data-section-id=\"3cwtt7\" data-start=\"1424\" data-end=\"1466\"\u003eEffects Loop: Yes (Series, Switchable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bdnvfb\" data-start=\"1468\" data-end=\"1483\"\u003eElectronics\u003c\/h3\u003e\n\u003cul data-start=\"1484\" data-end=\"1627\"\u003e\n\u003cli data-section-id=\"fviuuq\" data-start=\"1484\" data-end=\"1519\"\u003eWattage: 20W (switchable to 5W)\u003c\/li\u003e\n\u003cli data-section-id=\"1juto4s\" data-start=\"1520\" data-end=\"1575\"\u003ePreamp Tubes: 2 x ECC83, 1 x ECC83 (phase splitter)\u003c\/li\u003e\n\u003cli data-section-id=\"19t2kt8\" data-start=\"1576\" data-end=\"1601\"\u003ePower Tubes: 2 x EL34\u003c\/li\u003e\n\u003cli data-section-id=\"1hyzati\" data-start=\"1602\" data-end=\"1627\"\u003eDI Output: Yes (1\/4\")\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1gdwpis\" data-start=\"1629\" data-end=\"1646\"\u003eMiscellaneous\u003c\/h3\u003e\n\u003cul data-start=\"1647\" data-end=\"1884\"\u003e\n\u003cli data-section-id=\"5ka7ra\" data-start=\"1706\" data-end=\"1770\"\u003eCountry of Origin: Designed and engineered in UK, Made in UK\u003c\/li\u003e\n\u003cli data-section-id=\"11bm6j5\" data-start=\"1771\" data-end=\"1834\"\u003eIncluded Accessories: Detachable power cable, speaker cable\u003c\/li\u003e\n\u003cli data-section-id=\"1lcm7wt\" data-start=\"1835\" data-end=\"1884\"\u003eOther: Studio Series JCM800-inspired platform\u003c\/li\u003e\n\u003cli data-section-id=\"1lcm7wt\" data-start=\"1835\" data-end=\"1884\"\u003eWeight: 20.7 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"7ogr8f\" data-start=\"1886\" data-end=\"1920\"\u003eWhy Buy from Tone Shop Guitars?\u003c\/h2\u003e\n\u003cp data-start=\"1921\" data-end=\"2232\" 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\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Marshall","offers":[{"title":"Default Title","offer_id":48678865404161,"sku":"SC20H-U","price":1349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/7056\/files\/MarshallSC20HStudioClassic20wHeadfl.png?v=1777318454","url":"https:\/\/www.toneshopguitars.com\/products\/marshall-sc20h-studio-classic-20w-head","provider":"Tone Shop Guitars","version":"1.0","type":"link"}