{"product_id":"electro-harmonix-nano-op-amp-big-muff-307571","title":"Nano Op Amp Big Muff","description":"\u003ch3\u003eAn Op-Amp Big Muff: The \"V4 \/ IC\" Era Revamped\u003c\/h3\u003eWhen the original Op-Amp Big Muffs (late '70s) started becoming hard to find and overpriced, Electro-Harmonix decided to put this iconic version back into the hands of musicians. This Op-Amp Big Muff Pi captures the spirit of the \"IC \/ V4\" circuit, known for its sharper character and crunchier grain compared to other Big Muff variants. The reissue preserves the sonic DNA of the era while adding genuinely useful daily improvements: compact enclosure, modern construction, and \u003cstrong\u003eTrue Bypass\u003c\/strong\u003e switching.\u003cbr \/\u003e\u003ch3\u003eWho Is It For, Which Styles, and In What Contexts?\u003c\/h3\u003eThis pedal is aimed at all guitarists seeking a \u003cstrong\u003ethick fuzz\u003c\/strong\u003e, expressive and immediately inspiring, from beginner level (simple controls) to advanced (stacking, chain placement, use of the Tone switch). It excels in \u003cstrong\u003ealternative rock\u003c\/strong\u003e, grunge, indie, stoner, doom, shoegaze, yet remains just as formidable for lead playing in a blues-rock context when dialing in the Sustain and playing with the guitar's volume.\u003cbr \/\u003eIn the studio, it adds a dense saturation layer, ideal for doubling rhythm guitars and creating a \"wall of sound.\" Live, its compact size and True Bypass make it a reliable pedalboard fuzz, with the Tone Bypass switch perfect for cutting through a mix or triggering a more aggressive passage without changing all the settings.\u003cbr \/\u003e\u003ch3\u003eSettings, Controls, and Design: Simple, Effective, Stage-Ready\u003c\/h3\u003eThe Op-Amp Big Muff Pi goes straight to the point: three potentiometers and one switch cover a wide palette. The \u003cstrong\u003eVolume\u003c\/strong\u003e controls output level, the \u003cstrong\u003eSustain\u003c\/strong\u003e manages gain and note length (from smooth saturation to fuzz that sustains \"infinitely\"), and the \u003cstrong\u003eTone\u003c\/strong\u003e sculpts the bass\/treble balance to shift from a dark, massive sound to a more incisive fuzz.\u003cbr \/\u003eThe \u003cstrong\u003eTone Bypass\u003c\/strong\u003e switch removes the tone section from the circuit for a more direct, rawer sound with an immediate impact feel. Practical note: on this reissue, the switch behavior is designed to remain usable in real conditions, avoiding level surprises when switching modes. Add to that a footswitch with status LED and \u003cstrong\u003eTrue Bypass\u003c\/strong\u003e switching: you get a pedal that's simple to dial in, easy to use, and particularly effective on stage.\u003cbr \/\u003e\u003ch3\u003eThe Sound\u003c\/h3\u003eExpect a \u003cstrong\u003edense, snappy, and ultra-sustained fuzz\u003c\/strong\u003e, with a clear attack and a grain that can become a true \"wall of guitars\" when pushing the Sustain. Where some fuzzes get muddy in the lows, this op-amp version willingly retains a sense of \u003cstrong\u003ecrunch\u003c\/strong\u003e and presence, making it very convincing for heavy riffs, space-filling power chords, and thick, singing leads.\u003cbr \/\u003eIt responds very well to playing dynamics: hitting harder thickens the saturation, and lowering the guitar volume brings back a tamer drive (without losing the Big Muff identity). In terms of inspirations, this version is especially sought after by fans of textures like Billy Corgan (The Smashing Pumpkins) and guitarists wanting a fuzz capable of switching from a sculpted tone (Tone active) to a rawer flood (Tone Bypass) in one gesture.\u003cbr \/\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:4;--wb-lb:var(--wb-neutral-50);--wb-rb:transparent\"\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)\"\u003eCompressor \/ Sustainer, Fuzz, Distortion\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003esector\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:2;--wb-r:5;--wb-lb:transparent;--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003ePedal\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eUse\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eelectric guitar\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:3;--wb-r:6;--wb-lb:var(--wb-neutral-50);--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEQ\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eTone\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)\"\u003eOrange\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:transparent;--wb-l:1;--wb-r:7;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEffect pedal\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003efuzz \/ distortion \/ sustainer\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eInput impedance\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e55 kOhm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:2;--wb-r:8;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePotentiometers\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eVolume, Tone, Sustain\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003ePower supply\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e9V DC (center negative)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:3;--wb-r:9;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSwitch\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eTone Bypass (activate\/remove Tone section)\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eRequired power supply\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e9V DC (center negative)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:4;--wb-r:10;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFootswitch\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eeffect on\/off\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eConsumption\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e5 mA\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:5;--wb-r:11;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eInput\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e6.35mm Jack (instrument)\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eRecommended adapter\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003ecapable of supplying at least 25 mA\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:6;--wb-r:12;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e6.35mm Jack (to amp)\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Electro Harmonix","offers":[{"title":"Default Title","offer_id":54358761275667,"sku":"307571","price":75.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/b599be4e5c4be99c730b054f27c894bbd28ed24e_EHX_OPAMPBIGMUFF.jpg?v=1789373780","url":"https:\/\/woodbrass.shop\/products\/electro-harmonix-nano-op-amp-big-muff-307571","provider":"Woodbrass.com","version":"1.0","type":"link"}