You find my answers written inline.

Best wishes
Dieter Doepfer

> -----Ursprungliche Nachricht-----
> Von: Doepfer_a100@yahoogroups.com [mailto: Doepfer_a100@yahoogroups.com ]
> Gesendet: Freitag, 21. August 2015 18:42
> An: Doepfer_a100@yahoogroups.com
> Betreff: 1 A-128 Fixed Filter Bank individual outputs
>
>
> Ready to conclude this very arduous modification and have attached 3-conductor shielded wire to the A-128 terminals both
> with (orange) and without (yellow) attenuators.
> This way it will be possible to choose the desired output if something changes later. Before soldering all this together
> I wish to know if there is a general opinion
> on which of the two is generally the more useful. What happens to the summed signal in the A-128 as signals are attached
> to these outputs Do they drop out slightly or are they buffered

They are buffered (outputs of operational amplifiers followed by a 1k serial protection resistor).

> Are the audio amplitude levels from the outputs of the terminals without attenuator high enough to clip a VCA such as
> A-132-4 Thanks!

I don't think so. But you may add an attenuator at the audio input to be on the safe side.