{"product_id":"koch-jupiter-junior-black-384837","title":"Jupiter Junior Black","description":"\u003ch3\u003eHistorical Context and Positioning in the Range\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eKOCH Jupiter Junior\u003c\/strong\u003e captures the spirit of the \u003cstrong\u003eJupiter 45\u003c\/strong\u003e in a more compact and easier-to-handle format. It embodies the \"player's amp\" philosophy central to the Jupiter series: an amp focused on \u003cstrong\u003evintage tones\u003c\/strong\u003e, but with modern features useful for everyday use (continuous attenuation, filtered recording output, effects loop). Within the lineup, it is positioned as the 20 Watt version: same sonic DNA, with size and power better suited for home studios, rehearsals, and small venues. \u003c\/p\u003e\u003ch3\u003eWho This Amp Is For\u003c\/h3\u003e\u003cp\u003eThe Jupiter Junior targets guitarists who want a \u003cstrong\u003etube-style combo\u003c\/strong\u003e (response, dynamics, tone) without the constraints of a large stage amp. It suits both the \u003cstrong\u003eintermediate\u003c\/strong\u003e player looking for a first \"real\" expressive amp and the experienced guitarist seeking a \u003cstrong\u003ereliable tool\u003c\/strong\u003e for home practice, quick recording, or club gigs. Its channels and power attenuator make it relevant for \u003cstrong\u003estudio\u003c\/strong\u003e, \u003cstrong\u003erehearsal\u003c\/strong\u003e, and \u003cstrong\u003esmall to medium stages\u003c\/strong\u003e. Style-wise, it excels in \u003cstrong\u003eblues\u003c\/strong\u003e, \u003cstrong\u003evintage rock\u003c\/strong\u003e, \u003cstrong\u003epop\u003c\/strong\u003e, \u003cstrong\u003eindie\u003c\/strong\u003e, and \u003cstrong\u003eclassic hard rock\u003c\/strong\u003e whenever playing and touch are prioritized over modern high-gain. \u003c\/p\u003e\u003ch3\u003eFeatures and Innovations\u003c\/h3\u003e\u003cp\u003eThe control section is designed to be straightforward yet highly musical. The \u003cstrong\u003eCool\u003c\/strong\u003e channel has a dedicated \u003cstrong\u003eVolume\u003c\/strong\u003e control to shape a clean tone ranging from crystal clear to slight breakup. The \u003cstrong\u003eHot\u003c\/strong\u003e channel offers separate \u003cstrong\u003eGain\u003c\/strong\u003e and \u003cstrong\u003eVolume\u003c\/strong\u003e controls, facilitating level balancing between rhythm and lead parts. Each channel features passive \u003cstrong\u003eBass\u003c\/strong\u003e, \u003cstrong\u003eMid\u003c\/strong\u003e, and \u003cstrong\u003eTreble\u003c\/strong\u003e EQ for an organic voicing typical of vintage amps. A \u003cstrong\u003espring reverb simulation\u003c\/strong\u003e with volume control adds space without complicating the panel. \u003c\/p\u003e\u003cp\u003eFor pedalboard integration, the \u003cstrong\u003eseries effects loop with buffer\u003c\/strong\u003e helps maintain a clear and stable signal, especially with delays, reverbs, and modulation effects. On the recording side, the \u003cstrong\u003erecording output\u003c\/strong\u003e includes a \u003cstrong\u003epassive speaker simulation filter\u003c\/strong\u003e, and the \u003cstrong\u003eSpeaker on\/off\u003c\/strong\u003e switch allows silent recording (ideal for late-night practice or tracking guitars via headphones through an interface). Finally, the \u003cstrong\u003eattenuator\u003c\/strong\u003e offering continuous control from 0 to 20 Watts is the perfect ally to keep the \"breathing\" amp feel at low volume without sacrificing tone. \u003c\/p\u003e\u003ch3\u003eThe Sound\u003c\/h3\u003e\u003cp\u003eHybrid thanks to \u003cstrong\u003eATR (Authentic Tube Response)\u003c\/strong\u003e technology, the Jupiter Junior aims for a sensation very close to a tube combo: reactive attack, pick dynamics, and natural compression when pushing the gain. \u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCool\u003c\/strong\u003e channel is designed for \u003cstrong\u003ebright\u003c\/strong\u003e and \"chimey\" cleans, with warm roundness and clear presence in the upper mids\u0026#59; increasing the volume progressively introduces \u003cstrong\u003ecrunch\u003c\/strong\u003e, perfect for blues and old-school rock. \u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eHot\u003c\/strong\u003e channel delivers a smoother, singing overdrive ideal for warm leads and rock rhythms. Activating \u003cstrong\u003eHot Gain Boost\u003c\/strong\u003e adds denser, more \"snarly\" saturation, capable of classic hard rock tones, especially with humbuckers. \u003c\/p\u003e\u003cp\u003eThe choice of a \u003cstrong\u003e10-inch Jensen Falcon C10-40\u003c\/strong\u003e speaker favors precise projection, tight lows, and a lively high end, helping the amp stay present in a mix. According to documented uses, this type of tone is found in rock, pop, and alternative contexts and is notably associated with \u003cstrong\u003eAce\u003c\/strong\u003e (Skunk Anansie) for verified use. \u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cstyle\u003e@media(max-width:632px){table[data-wb-spec]{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}table[data-wb-spec] colgroup{display:none}table[data-wb-spec] tbody,table[data-wb-spec] tr{display:contents}table[data-wb-spec] td{display:block;overflow-wrap:anywhere;grid-row:var(--wb-l);background-color:var(--wb-lb)}table[data-wb-spec] td[data-r]{grid-row:var(--wb-r);background-color:var(--wb-rb)}table[data-wb-spec] td[colspan=\"2\"]{grid-column:1\/-1}table[data-wb-spec] td:empty{display:none}}\u003c\/style\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:1;--wb-r:9;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEffects\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eReverb\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eNumber of channels\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e3\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:2;--wb-r:10;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eGuitar combo\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eNumber of speakers\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e1\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:3;--wb-r:11;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eHybrid\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eEQ\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e3 channels\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:4;--wb-r:12;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEffects loop\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eYes\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eSpeaker model\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eJensen-Falcon\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:5;--wb-r:13;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eAmp tubes\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eECC83\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eBlack\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:6;--wb-r:14;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePre-amp tubes\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e12AX7\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eFinishing\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eBlack tolex\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:7;--wb-r:15;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eAttenuator\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eYes\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003ePower output\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e20 W\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:8;--wb-r:16;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eAmplifier\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:1;--wb-r:7;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e20 Watts\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eHot channel\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eseparate Gain and Volume controls\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:2;--wb-r:8;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePower attenuator\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003econtinuous control from 0 Watt to 20 Watts\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003ePassive EQ per channel\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eBass, Mid, Treble (for each of the 2 channels)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:3;--wb-r:9;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePreamp tube\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e1 x 12AX7\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e10 inches\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:4;--wb-r:10;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePower tube\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e1 x 12AX7\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e45 x 42 x 23.5 cm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:5;--wb-r:11;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003e3 channels\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eCool, Hot, Hot Gain Boost\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e12 kg\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:6;--wb-r:12;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCool channel\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eVolume control\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003e2-channel footswitch included\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eFS-2.2\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Koch","offers":[{"title":"Default Title","offer_id":54357879521555,"sku":"384837","price":570.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/671aeed317412fec2e897a07b62550dd204aa802_FILLING_KOCHJUPJRBK.jpg?v=1792542488","url":"https:\/\/woodbrass.shop\/products\/koch-jupiter-junior-black-384837","provider":"Woodbrass.com","version":"1.0","type":"link"}