For external MIDI control please follow the attached image:
– solder 1 wire to pin 3 of IC 3 (Clock)
– solder 1 wire to pin 4 of IC 3 (Reset)
– solder both wires to the provided DPDT switch, eg one to each middle pin
– solder the Unipulse D1 wire to the bottom pin of the switch for the clock connection
– solder the Unipulse D2 wire to the bottom pin of the switch for the reset connection
Please also refer to the installation manual: https://tubbutec.de/blog/midi-and-sync- … ion-guide/