{"product_id":"vca-iv-quad-ota-vca-assembled","title":"VCA IV: Quad OTA VCA - Assembled","description":"\u003ch2 data-path-to-node=\"0\"\u003eVCA IV: Quad OTA VCA - Assembled\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003eThe\u003cstrong\u003e \u003c\/strong\u003eVCA IV is a high-performance, four-channel voltage-controlled amplifier designed for precision signal shaping and mixing. This fully assembled module comes ready to install, offering a compact and powerful solution for managing audio levels in your Eurorack system.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"3\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-path-to-node=\"4\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,0,0\"\u003e4 Independent OTA-based VCAs:\u003c\/b\u003e High-performance signal path optimized for audio and fast modulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,1,0\"\u003eStereo-Ready Architecture:\u003c\/b\u003e Intelligently normalled inputs and CV for seamless paired operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,2,0\"\u003eBuilt-in Summing Mixer:\u003c\/b\u003e Dedicated Mix Out sums all four channels into a single signal path.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,3,0\"\u003eSwitched Outputs:\u003c\/b\u003e Patching into an individual VCA Out automatically removes that channel from the mix.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,4,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,4,0\"\u003ePlug-and-Play:\u003c\/b\u003e Fully assembled, tested, and factory-calibrated for immediate use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,5,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"4,5,0\"\u003ePremium Aesthetics:\u003c\/b\u003e Black PCB front panel featuring signature white and gold-plated copper artwork.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eVersatile Quad \u0026amp; Stereo Operation\u003c\/h3\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe VCA IV is fundamentally designed as four individual VCAs, each equipped with its own signal input, CV input, and offset control. The offset knob allows for manual adjustment of the base amplification level before external CV is applied.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eBeyond standard quad operation, the module features internal normalizations that allow it to excel as two stereo pairs (VCA 1 \u0026amp; 2 and VCA 3 \u0026amp; 4):\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eInput Normalization:\u003c\/b\u003e Input 1 is normalled to Input 2 (and 3 to 4) via a switched jack. Patching a mono signal into Input 1 automatically sends it to both VCAs in the pair.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003eCV Normalization:\u003c\/b\u003e CV 1 is normalled to CV 2 (and 3 to 4). This allows a single envelope or LFO to control the dynamics of a stereo image with perfect synchronization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003eStereo Balancing:\u003c\/b\u003e Even when using a single CV source, each channel retains an independent\u003cstrong\u003e \u003c\/strong\u003eOffset knob, allowing you to fine-tune the center balance of your stereo field.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"9\"\u003eVoltage-Controlled Mixing\u003c\/h3\u003e\n\u003cp data-path-to-node=\"10\"\u003eAll four channels are summed at the Mix Out, enabling the module to function as a compact voltage-controlled mixer.\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"11,0,0\"\u003eSignal Integrity:\u003c\/b\u003e Because the internal stereo connections can add signals to the mix, simply turn the Offset pot all the way down for any unused channels to ensure a clean, bleed-free output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"11,1,0\"\u003eDynamic Sub-mixing:\u003c\/b\u003e The switched jack architecture allows you to peel off individual channels for processing while the remaining signals stay in the main mix.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-path-to-node=\"13\"\u003eDesign \u0026amp; Hardware\u003c\/h2\u003e\n\u003cp data-path-to-node=\"14\"\u003eThe VCA IV follows the premium visual style of Guru Gara Synth factory designs, featuring a durable black PCB front panel with white and gold-plated copper artwork.\u003c\/p\u003e\n\u003cp data-path-to-node=\"15\"\u003e\u003cb data-path-to-node=\"15\" data-index-in-node=\"0\"\u003eIncluded in the Box:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"16,0,0\"\u003e1x Fully Assembled VCA IV Module\u003c\/li\u003e\n\u003cli data-path-to-node=\"16,1,0\"\u003e1x 10-to-16 pin Ribbon Power Cable\u003c\/li\u003e\n\u003cli data-path-to-node=\"16,2,0\"\u003e4x M3 Mounting Screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2308\" data-start=\"2280\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-end=\"2329\" data-start=\"2311\"\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEurorack\u003c\/li\u003e\n\u003cli data-end=\"2345\" data-start=\"2332\"\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10HP\u003c\/li\u003e\n\u003cli data-end=\"2426\" data-start=\"2388\"\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e25mm (Skiff Friendly)\u003c\/li\u003e\n\u003cli data-end=\"2426\" data-start=\"2388\"\u003e\n\u003cstrong data-end=\"392\" data-start=\"375\"\u003eCurrent Draw:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli data-end=\"412\" data-start=\"399\"\u003e+12V: 35 mA\u003c\/li\u003e\n\u003cli data-end=\"430\" data-start=\"417\"\u003e−12V: 35 mA\u003c\/li\u003e\n\u003cli data-end=\"446\" data-start=\"435\"\u003e+5V: 0 mA\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Photo of a Eurorack module taken from the side to show the depth of the modules. Skiff Friendly.\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7049\/2427\/files\/Skiff-Friendly-Module.jpg?v=1768904420\"\u003e\u003c\/p\u003e","brand":"Guru Gara Synth","offers":[{"title":"Default Title","offer_id":52980812546315,"sku":null,"price":99.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/7049\/2427\/files\/VCA-IV-01_4d80181d-9785-4097-8ae4-5e0dff497735.jpg?v=1773855414","url":"https:\/\/gurugarasynth.com\/products\/vca-iv-quad-ota-vca-assembled","provider":"Guru Gara Synth","version":"1.0","type":"link"}