{"product_id":"erica-synths-bullfrog","title":"Erica Synths Bullfrog","description":"\u003ch3\u003eErica Synths Bullfrog – Educational Semi-Modular Analog Synthesizer\u003c\/h3\u003e\n\u003cp\u003eThe Bullfrog is an analog learning synthesizer designed in collaboration with Richie Hawtin. It puts key modules like VCO, filter, envelopes, and delay into a desktop format that invites patching and experimentation. Created to spark curiosity, it’s equally inspiring for beginners and seasoned producers alike.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully analog architecture:\u003c\/strong\u003e Voltage-controlled oscillator with sine-shark-fin and pulse waveforms, plus PWM and accurate tuning across 8 octaves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise generator \u0026amp; mixer:\u003c\/strong\u003e Zener-diode source blended via mixer with external input option\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResonant low-pass filter:\u003c\/strong\u003e Classic analog VCF for rich tone shaping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVCA with delay:\u003c\/strong\u003e Offset-capable amplifier paired with built-in delay effect including time and feedback control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo looping envelope generators:\u003c\/strong\u003e Attack-Sustain-Release envelopes with looping capability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSample \u0026amp; Hold:\u003c\/strong\u003e Internal S\u0026amp;H circuit clocked independently, with manual gate input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatchable learning format:\u003c\/strong\u003e Use Eurorack cables for patching modules manually, or insert voice cards for internal connections and expanded features\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice card slot:\u003c\/strong\u003e Load sequencers, samplers\/loopers, acid basslines, and more via plug-in cards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in speaker:\u003c\/strong\u003e Play anywhere—no external audio needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e MIDI In via DIN, USB MIDI, and manual gate button\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eBullfrog transforms the synthesis learning curve into a playful, hands-on experience. By building your signal path from the ground up or by swapping in voice cards, you both learn how subtractive synthesis works and enjoy the creative versatility it offers.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal path:\u003c\/strong\u003e VCO → Mixer → Filter → VCA\/Delay → Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModulation:\u003c\/strong\u003e 2 looping envelopes, Sample \u0026amp; Hold, manual gate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice cards included:\u003c\/strong\u003e Sequencer, Acid Bassline, Sampler\/Looper + 3 DIY blank cards\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBuilt-in speaker, MIDI In (DIN), USB MIDI, manual gate\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 38.5 × 21.0 × 4.0 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.8 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eErica Synths Bullfrog unit\u003c\/li\u003e\n\u003cli\u003e12 V DC power adapter\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003cli\u003e10 patch cables\u003c\/li\u003e\n\u003cli\u003e3 pre-patched voice cards (Sequencer, Acid Bassline, Sampler\/Looper)\u003c\/li\u003e\n\u003cli\u003e3 DIY voice cards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003ePerfect for educational settings, workshops, and creative studios. It’s ideal for introducing sound synthesis concepts, interactive music exploration, or for seasoned users looking for hands-on patching without a full modular rack.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eWith MIDI and USB connectivity, Bullfrog integrates seamlessly into modern setups. Eurorack patching enables modular-style connections, and voice cards expand its creative terrain.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-educational layout encourages learning by doing\u003c\/li\u003e\n\u003cli\u003eExpandable functionality using voice cards\u003c\/li\u003e\n\u003cli\u003eCompact design with built-in speaker for easy demos\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonophonic—one voice only\u003c\/li\u003e\n\u003cli\u003eMust be patched to produce sound—it doesn’t auto-play\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Erica Synths Bullfrog is a playful and powerful gateway to analog synthesis—educational, expandable, and deeply hands-on.\u003c\/p\u003e","brand":"Erica Synths","offers":[{"title":"Default Title","offer_id":54242766422284,"sku":"ES-BULLFROG","price":569.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/erica-synths-bullfrog-hero.jpg?v=1778063092","url":"https:\/\/soundium.com\/es\/products\/erica-synths-bullfrog","provider":"Soundium","version":"1.0","type":"link"}