Well, Scott Rider was working on it according to this post two years ago:
http://launch.groups.yahoo.com/group/yamahacs80/message/2481I really hope he's okay. He hasn't posted here in years.
----Jim
On Sun, Nov 13, 2011 at 3:47 PM, J. Douglas Rodriguez
<
floobygoop@...>wrote:
> ∗∗
>
>
> If someone actually cloned these chips, we'd all sleep easier at night,
> right?
>
> Doug
>
>
> On Nov 13, 2011, at 12:19 PM, "organissimo" <b3groover@...> wrote:
>
> > Hello folks!
> >
> > I'm new to the group. I just purchased a Yamaha CS50 that only has one
> voice card fully functioning. Thankfully I got the synth very cheap. I've
> traced the issues down to two EGs and a couple VCAs. But as everyone knows,
> those proprietary Yamaha chips are becoming more and more scarce. This is a
> problem that will only be exacerbated as time marches on.
> >
> > I've found some old posts on this group from Scott Rider (Old Crow)
> concerning re-creating some of these chips. I've emailed Scott but have yet
> to hear back. It seems he hasn't posted in a few years as well. I hope he
> is ok.
> >
> > Has anyone else looked into re-creating these chips? I'm not an
> electronics engineer by any stretch of the imagination. But it seems like
> it would be possible, using modern components like the THAT 2181 VCA, to
> create a viable substitute for chips like the IG00151 VCA.
> >
> > Thoughts?
> > ----Jim
> >
> >
>
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>
>
>
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