{"product_id":"doepfer-a-110-4-quadrature-vco","title":"Doepfer A-110-4 Quadrature VCO","description":"\u003cp\u003e\u003ciframe src=\"\/\/www.youtube.com\/embed\/vLMNbF2KFzo?pp=ygUeRG9lcGZlciBBLTExMC00IFF1YWRyYXR1cmUgVkNP\" width=\"560\" height=\"314\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp data-start=\"3088\" data-end=\"3161\"\u003e\u003cstrong data-start=\"3088\" data-end=\"3161\"\u003eDoepfer A-110-4 Quadrature VCO – Phase-shifted analog sine powerhouse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3163\" data-end=\"3410\"\u003eThe A-110-4 is a precision analog quadrature VCO that outputs four sine waves, each 90° out of phase: 0°, 90°, 180°, and 270°. This makes it an ideal module for complex stereo modulation, phase-shifting effects, and frequency modulation synthesis.\u003c\/p\u003e\n\u003cp data-start=\"3412\" data-end=\"3633\"\u003eIt features both exponential and linear FM inputs, PWM, and CV control, delivering clean and consistent sine waves with rock-solid tuning stability. Perfect for advanced patching techniques, or as a hi-fi LFO when needed.\u003c\/p\u003e\n\u003cp data-start=\"3635\" data-end=\"3652\"\u003e\u003cstrong data-start=\"3635\" data-end=\"3652\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3654\" data-end=\"3897\"\u003e\n\u003cli data-start=\"3654\" data-end=\"3696\"\u003e\n\u003cp data-start=\"3656\" data-end=\"3696\"\u003eFour sine outputs: 0°, 90°, 180°, 270°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3697\" data-end=\"3741\"\u003e\n\u003cp data-start=\"3699\" data-end=\"3741\"\u003eAnalog design with stable pitch tracking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3742\" data-end=\"3776\"\u003e\n\u003cp data-start=\"3744\" data-end=\"3776\"\u003eLinear \u0026amp; exponential FM inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3777\" data-end=\"3811\"\u003e\n\u003cp data-start=\"3779\" data-end=\"3811\"\u003ePhase-coherent modulation tool\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3812\" data-end=\"3843\"\u003e\n\u003cp data-start=\"3814\" data-end=\"3843\"\u003eCompact 8HP Eurorack format\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3844\" data-end=\"3897\"\u003e\n\u003cp data-start=\"3846\" data-end=\"3897\"\u003eGreat for FM synthesis, stereo movement \u0026amp; LFO use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Doepfer","offers":[{"title":"Default Title","offer_id":53125635506515,"sku":"A-110-4","price":145.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1043\/4052\/1299\/files\/doepfer-a-110-4-thru-zero-quadrature-vco-1-syn0004.jpg?v=1772280552","url":"https:\/\/www.voltmusicstore.com\/products\/doepfer-a-110-4-quadrature-vco","provider":"Volt Music Store","version":"1.0","type":"link"}