[sdiy] Yamaha DXy DCO's

[Ingo Debus]

Am Mittwoch, 18.02.04 um 15:34 Uhr schrieb Rainer Buchty:

>
> I faintly recall some article which told that the 4-op machines 
> basically
> used the same chips as the 6-op ones; the ones used within the 4-op 
> were
> failing the QA for 6-op (similar to 486DX vs. 486SX about 10 years 
> later).
>

AFAIR the 4-op synths have different envelopes than the 6-op synths. At 
least the TX81z has different envelopes than the DX7. I once tried to 
write a translation program, that was rather tricky (didn't work too 
well too). Or are the envelopes generated by different chips?

Ingo