[sdiy] Sourcing 3205 BBD chips

Nathan Trites nathan at idmclassics.net
Mon Aug 16 19:06:17 CEST 2021


I remember when this happened with Cool Audio 2164s which caught a lot of
people off guard. Here's a thread from a few years ago about the 3205s,
presumably the same seller:
https://www.diystompboxes.com/smfforum/index.php?topic=120965.0

Nathan

On Mon, Aug 16, 2021 at 11:58 AM Didrik Madheden via Synth-diy <
synth-diy at synth-diy.org> wrote:

> The "fake" chips are often real, but defective, chips salvaged from
> old equipment that are "refurbished" with a new coat of varnish and
> some new text painted on. It's not impossible that one (or all) of
> them had their new coat of paint on backwards. Try rubbing the top
> with Q tip soaked in acetone to see if you can find out what the chip
> really is, and with orientation it's supposed to be in.
>
> /Didrik
>
> On Sat, 14 Aug 2021 at 01:41, Didier Leplae via Synth-diy
> <synth-diy at synth-diy.org> wrote:
> >
> > I have been designing a module using Cool Audio V3205SD bucket brigade
> chips, but our usual source, CabinTech is out of them. My friend tried to
> order some from a seller in China but they seem to be mislabeled or perhaps
> knockoffs of some kind.
> >
> > At first I thought they didn’t work at all, but then trying one of them
> flipped around found that it sort of worked, though labeled backwards?
> >
> > Has anyone had experience with these strange 3205 chips?
> >
> > And also, does anyone know a source for more reliable chips at the
> moment?
> >
> >
> >
> >
> >
> > _______________________________________________
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>
>
>
> --
> /Didrik
>
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