The Kawai & Teisco Analog Synths Group

Hey, any news about this one ?....



--- In kawai-teisco@yahoogroups.com, "claudio" <claudio@...> wrote:
>
> Thanks for your answer!
> 
> --- In kawai-teisco@yahoogroups.com, "gil_we" <gil_we@> wrote:
> >
> > Does it happen on all voices ?
> 
> Yes, all voices are affected. I am wondering, what kind of waveform
> should show on pin KCV on the sound board, I guess, a simple
> rectangle, whose amplitude is magnifying by changing the KCV-value 
on
> the User panel... but several times a second, there's an impulse in
> the amplitude (same wavelength), its about 3V while the normal waves
> ride at 2.5V.
> Is this waveform connected to some addressable sample-hold thingy? 
if,
> yes, there might be the problem...
> 
> how does a bad 4066 feel? how did you locate it?
> 
>  
> > Someone on the vintagesynthrepair group has just noted about a 
> > spanish company sending him the schematics for SX240, you might 
be 
> > able to get the one for the SX210 too...
> 
> > "I get it from spanish official service 'Bilbao Trading' in 
Madrid."
> 
> Seems to be the only solution to try it, I'll scan and post it, 
when i
> have a copy of the schematics
> 
> best reg, claudio
>