X="4.4" y="2.7"/> - 2 5mm LEDs -Consider: 1 simple on/off switch/button/knob/etc. - 2 5mm LEDs -Consider: 1 simple on/off switch/button/knob/etc. PSU \+12V, -12V and ground needed, probably up to 1amp - maybe not as efficient as a vendor? VCF MK's Diode Ladder VCF Kassutronic's KS-20 VCA MK's VCA Everything by Hagiwo (quantizer, filters, noisemakers, etc) MIDI-to-CV, either over USB or directly over 5-pin DIN (with optoisolator) What we build next? Pretty confident we do these things. To protect your rights, we.