This is a design for a eurorack VCO using the AS3340 VCO chip.
Full writeup here: https://www.robotdialogs.com/2023/02/eurorack-vco-module-as3340-v21.html v1. writeup: https://www.robotdialogs.com/2022/09/eurorack-vco-module-as3340.html
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