> i'd like an opinion though: i've got a Doepfer A100 Basic System
> 1, preconfigured with the older power supply...would it make
> sense to power that with my new expansion rack's newer style
> power supply and get rid of the old power supply is there any
> advantage, i mean: everythings working fine the way it is atm...i
> don't know if the newer PS has cleaner power or something, i'm
> guessing it's enough to power everything i have....

If you have no problems with the PSU1 (e.g. mechanical hum noise,
interference problems with spring reverb A-199) I can see no reason why you
should replace the PSU1 by a PSU2.

Best wishes
Dieter Doepfer