Hello James

> Any ideas. Is there some internal adjustment on the oscillators which needs adjusting
> Also if I take a voltage and want to split it to control the pitch of a few oscillators then what is the best way I also picked up a buffered splitter off Analogue Solutions which I thought might be more stable with voltage.

Trimmer P7 on the A-111 mainboard (the one of the three trimmers, which
is the closest to the front potentiometers) is the one, which you can
use to adjust the so called offset tuning. Do not touch any other trimmer.

Florian