--- In Doepfer_a100@yahoogroups.com , "Silas Johansen" <sijodk@...>
wrote:

>
> I don't have the A-188-2, but I've had similar problems with

tweaking a

> filter to almost self-oscillate. The solution I found was to patch

an A-176

> manual CV source into resonance CV and use the fine control on the

CV-source

> to make exact adjustments. From the product page of the A-188 it

seems that

> feedback cannot be CV-controlled, but the A-101-9 universal

vactrol module

> might do the trick.
>
> Cheers,
>
> Silas

hello silas,

i'm not sure about the universal vactrol module.
it is a lot simpler and a lot more precise to use
a vca in the feedback loop of the a188.

best wishes

ingo