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Cgs synth

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Re: CMOS FILTER CGS49

2013-01-02 by robert

I put in 10 links (jumpers) Five in each filter.
Hope I didn't miss some.

Robert

--- In cgs_synth@yahoogroups.com, sasami@... wrote:
>
> I can't see anything wrong in what you have uploaded. Have you got all the
> links in at the other end of the board?
>
> Ken
>
> >
> >I posted two pictures in the album called CMOS, If they are not big enough
> let me know if I can e-mail them to you.
> >
> >THanks, Robert
> >
> >
> >--- In cgs_synth@yahoogroups.com, sasami@ wrote:
> >>
> >> >Yes its the CD UB variant, Is there an easy way to test the LM3080? I got
> >> mine from LB designs, I cant imagine they are all bad?
> >>
> >> I'm just looking for something wrong in both sections.
> >>
> >> >What should the voltages be on the LM3080 typically be? Pin 5 is at -5 and
> >> turning the freq pot all the way it only drops to like -4.9?
> >>
> >> Pin 5 is tied via an internal diode to the negative power pin. It won't
> >> move, voltage wise. It is the current through it that controls it.
> >>
> >> Take a couple of high-res photos of the thing - above and below.
> >>
> >> Ken
> >> _______________________________________________________________________
> >> Ken Stone sasami@ otherunicorn@
> >> Modular Synth PCBs for sale <http://www.cgs.synth.net/>
> >> Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
> >>
> >
> >
> >
> >
> >------------------------------------
> >
> >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/>
> Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
>

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