>Just picked up an AKAI ME20A MIDI Sequence Arpeggiator for a bit of fun, >(10ukp) >Does anyone have any mods? clock input/output for example? Clock input would be hard, but I made a clock output when I used to a ME20A. Just detect the voltage across the LED (that flashes with the clock) with a pnp transistor, and bring it to a jack ... JH.