Cgs synth

Increasing the feedback resistor in the second op-amp works a treat; thanks Ken.

Cheers,
Adam.

--- In cgs_synth@yahoogroups.com, "spiralsect" <adam-v@...> wrote:
>
> Thanks Ken, looks like some experimentation is in order. I'll breadboard the circuit and try your suggestions before I commit any sort of gain control to my panel design.
>
> Cheers,
> Adam.
>
> --- In cgs_synth@yahoogroups.com, sasami@ wrote:
> >
> > Not tried either but suggestions are : decrease the value of the input
> > resistor, or increase the value of the second feedback resistor only.
> >
> > Ken
> >
> > >Hi,
> > >
> > >I'm looking at building CGS75 Voltage Controlled Slope and was wondering if
> > it was possible to increase the gain of the processor stage. My op-amp
> > theory is very rusty but I was thinking that, provided the values are kept
> > in proportion, I could just increase the value of the two feedback resistors
> > to achieve the required gain whilst keeping the intended
> > inverting/non-inverting functionality. Can someone please confirm that this
> > is the case?
> > >
> > >Cheers,
> > >Adam-V.
> > >
> > >
> > >
> > >------------------------------------
> > >
> > >The CGS Modular Synth home page: http://www.cgs.synth.net/
> > >Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > _______________________________________________________________________
> > Ken Stone sasami@ otherunicorn@
> > Modular Synth PCBs for sale <http://www.cgs.synth.net/>
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> >
>