Yamaha CS80

Thanks, guys, for the explanation.  It's good to know where it comes from.  That's what I love about this place.  People helping people.
Now I'll just find a musical way to exploit this little fault.

Doug

--- In yamahacs80@yahoogroups.com, David Rogoff <david@...> wrote:
>
> 
> 
> > Laurie Curry <mailto:laurie@...>
> > March 27, 2012 11:50 AM
> > look at your keyboard scaling....... sounds like you are experiencing 
> > what I call filter dance.....   if your low kybd brilliance is up it 
> > will add to the sustaining upper notes... if your low kybd is duller, 
> > it will mute the upper notes..... Im sure thats what you hear.... positive
> >
> Yeah - this is a bug in the CS80 design.  The controls for 
> leve/brilliance high/low are common for all 8 voices and are based on 
> the last key pressed. So, if you have these set to extreme values, 
> especially with high filter resonance, you'll get odd results.  This is 
> most noticeable, as you've found, with "ringing" notes in Sustain I 
> mode.  It could be made to work correctly with lots of ugly jumpers - oh 
> - and 14 space KBC boards with the custom Yamaha DACs.  Yes, you could 
> do it with S/Hs instead, blah, blah.  Not even worth thinking about 
> without a new ASIC/processor board to replace the KAS, TKC, KBCs, SH, etc.
> 
>   David
> 
> 
> [Non-text portions of this message have been removed]
>