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]
>