{"product_id":"befaco-bf-22-dual-sallen-key-vcf-partial-kit","title":"Befaco BF-22 Dual Sallen-Key VCF Partial Kit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefaco BF-22 Dual Sallen-Key VCF Partial Kit\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBuild a characterful dual analog filter with this partial DIY kit. The completed BF-22 features two independent Sallen-Key filter sections inspired by the aggressive sound of the early MS-20 filter circuit, making it suitable for smooth tonal shaping, resonant sweeps, distortion, and self-oscillating effects.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEach section can operate as a high-pass or low-pass filter and provides dedicated cutoff and resonance controls. CV attenuverters offer positive or inverted modulation over cutoff and resonance, while the Link switch routes the first filter into the second for serial processing and more complex filter responses.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdditional components are required to complete the module.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003ePartial DIY kit for the BF-22 Eurorack module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDual Sallen-Key analog filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspired by early MS-20 filter circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelectable high-pass and low-pass operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndependent cutoff and resonance controls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCV control over cutoff and resonance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCV attenuverters for positive or inverted modulation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCutoff tracking across approximately three octaves\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLink switch for serial dual-filter processing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCapable of highly resonant and aggressive filtering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdditional components required\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNot a complete DIY kit\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eBF-22 PCB set\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBF-22 aluminum front panel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdditional project-specific kit parts\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Befaco","offers":[{"title":"Default Title","offer_id":46829229932733,"sku":"1062548","price":141.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/4175\/9421\/files\/bf-22-partial-kit.jpg?v=1784649329","url":"https:\/\/fr.moogaudio.com\/products\/befaco-bf-22-dual-sallen-key-vcf-partial-kit","provider":"Moog Audio","version":"1.0","type":"link"}