To increase the output level I'd recommend to increase R17 (is now 15k). To
increase the input level causing clipping/overdrive at higher input levels
I'd recommend to increase R12 (is now 47k) or to lower R13 (is now 10k).

Best wishes
Dieter Doepfer

P.S. These statements are valid only for the new version of the A-131 (not
for the CEM based old version).

> -----Ursprüngliche Nachricht-----
> Von: Doepfer_a100@yahoogroups.com
> [mailto: Doepfer_a100@yahoogroups.com ]Im Auftrag von Sean
> Gesendet: Montag, 21. August 2006 13:29
> An: doepfer_a100@yahoogroups.com
> Betreff: 1 A-131 Increased Gain modification
>
>
> I'm trying to modify my old style A-131 Exp. VCA module to get a
> gain >1 as the output often seems weedy and I would like the option
> of a little (or a lot of) overdrive.
>
> I'm guessing that I can do this in 2 ways:
> 1. change the resistors connected to the audio In pots to a lower value.
> 2. change the resistor connected to the output voltage of the CV circuit.
>
> So the question is... is there any information in english that will
> help me identify the correct resistors to change
>
>
>
> Yahoo! Groups Links
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