Do you have the coarse and fine tune pot? How about the TKC board?
I need an optocoupler too, but can' remember if there is another one on the CS-50 that isn't on the PRA board.
-Mike
--- In yamahacs80@yahoogroups.com, "dzlvs8@..." <dzlvs8@...> wrote:
>
> Andy,
> So far I have sold a few sliders, two voice cards, the PRA board and a few other odds and ends. If you are still interested in some items, let me know soon. Also, I am pretty sure that if you are just interested in slider caps the cost of shipping wouldnt be worth the caps. But we can talk.
> Steve
>
> -----Original message-----
> From: kirkbyte@...
> To: yamahacs80@yahoogroups.com
> Sent: Sun, May 15, 2011 01:01:29 GMT+00:00
> Subject: Re: [yamahacs80] Yamaha Voice Card for Sale
>
> Hi Steve,
>
> I'm keen, i might also need some fader caps and other bits if you have them?
>
>
> Andrew
>
> > steve kodnel <dzlvs8@...> wrote:
> >
> > If anyone wants a voice card from a Yamaha CS-50, I have one for sale.
> > ����It works perfect. ����I'm ����not sure how much to ask for one but I am
> > going to say $300 obo right now. ����
> > Also, if you need any other parts, please let me know, I may still have
> > them available.Thanks,
> > Steve
> >
> >
> > --- On Sat, 5/14/11, jkjelec@... <jkjelec@...> wrote:
> >
> > From: jkjelec@... <jkjelec@...>
> > Subject: Re: [yamahacs80] Pitch Drop When Using Sustain 1
> > To: yamahacs80@yahoogroups.com
> > Date: Saturday, May 14, 2011, 4:13 PM
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > ����
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > OK, this is what I found:
> >
> >
> >
> > I was thinking that it had to be this, that I cut and saved from AH (I
> > think) a few years ago:
> >
> >
> >
> > "Seems the SH card collects debris over the years from being near the
> > front ����
> >
> > of the machine, underneath the keyboard, and this reduces its
> > effectiveness ����
> >
> > as an insulator. The impedance of the input to the SH amps (CA3140T) is
> > in ����
> >
> > the order of 1.5 T Ohms (1500 Meg Ohms!) and the SH caps are quite small
> > for ����
> >
> > this application (0.22uF) so it doesn't take much to cause that voltage
> > to ����
> >
> > leak away. Some good old household dust plus several gigs in smokey ����
> >
> > theatres (this was the eighties, don't forget) would probably be enough.
> >
> >
> >
> >
> > I found if I lifted the end of the caps which feed to the CA3140T's from
> > the ����
> >
> > PCB, Pin 3 of the CA3140T's and also the 4066 Gate outputs and
> > wire-linked ����
> >
> > them together away from the surface of the PCB, the problem goes away.
> > There ����
> >
> > is still a very small voltage drop but even with full Sustain
> > (Yamaha-speak ����
> >
> > for Release) the change in pitch isn't noticeable.
> >
> >
> >
> > I'm guessing this must be a common fault, as the CS-60 card I have
> > exhibits ����
> >
> > the same problem.
> >
> >
> >
> > Lucid."
> >
> >
> >
> > jkjelec
> >
> >
> >
> > ----- Original Message -----
> >
> > From: "lucidsound" <lucidsound@...>
> >
> > To: yamahacs80@yahoogroups.com
> >
> > Sent: Thursday, May 12, 2011 2:33:54 PM
> >
> > Subject: [yamahacs80] Pitch Drop When Using Sustain 1
> >
> >
> >
> > Has anyone else come across the quirk whereby if using long release
> > times in Sustain Mode 1, the oscillator pitch drops slowly when the
> > notes are released? ����Switching to Sustain II brings the notes back to
> > the correct pitch.
> >
> >
> >
> > I figure this is something to do with the Keyboard SH card, and voltages
> > leaking away from the capacitors.
> >
> >
> >
> > Any suggestions or previous experiences of this problem welcome!
> >
> >
> >
> > Thanks,
> >
> >
> >
> > Lucid.
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
> >
> >
> > ------------------------------------
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
> >
> >
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> > [Non-text portions of this message have been removed]
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>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
>
>
> [Non-text portions of this message have been removed]
>