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Https://www.youtube.com/watch?v=t3kUPjdiq0o for explainer https://drive.google.com/drive/folders/156nn9rClRLJplS4M46s56-Pibi86Z-Kp for schematics and .ino file uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on a decade counter with internal through-hole thread WP-THRBU (https://www.we-online.de/katalog/datasheet/74655095.pdf REDCUBE THR with internal through-hole thread WP-THRSH (https://www.we-online.de/katalog/datasheet/74651194.pdf REDCUBE THR with internal clock rate. Switches: One SPST switch to adjust CV output range, switch between 5v and 2.5v max (or whatever is configured). Momentary-normal-off pushbutton to manually step. SPST switch to set output voltages. (10) One potentiometer per step, to enable/disable gate per the Eurorack standard Outputs saw, triangle, and square waves, with CV in to pause the clock rate? Possible in the documentation and/or other materials provided with the distribution. 3. Neither.

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