--- In
motm@egroups.com, "Tkacs, Ken" <ken.tkacs@j...> wrote:
>
> To do "true" Chowning Frequency Modulation Synthesis (ala Yamaha DX-
> 7) you need a VCO where the FM can send the oscillator 'through
> zero.' In an analog VCO this is tricky.
>
> Someone please correct me if I'm wrong.
>
This is my understanding also. I believe sending the vco 'through
zero' is another way of saying that the modulator can cause the
waveform to reverse on itself, sort of like instantly flipping the
phase.
Someone please correct me also if I'm wrong. Doug, you're on this
list - do we have it right?
Moe