hello julian,

> The A-135 VC mixer for example uses linear vcas on an audio signal.
>
> Now without the vcas the module is just a simple mixer, just like

an A-138.

> So, are the attenuators on the input signal linear or exponential

from my understanding, they are linear.

> Ps. Im also wondering what would work best with the morphing

controller:

> 4xA-130/131s and an A-180 multiple, or a couple of dual linear A-

132s and a

> linear/exponential A-138...

the morphing controller works as intended, when you
use linear vca's with it. it is designed to crossfade
between several signals, so a linear response is needed.
you can also use exponential vca's, but then it won't
be a real crossfade anymore.

best wishes

ingo