VCDO / RC4151

[tomg]

> >However, I think that if I were to offer a VCO as a PCB, I'd probably go
> >with the EN Tri-Square using 3080's. 
> 
> you could be right here, I needed a sub audio to 20K vco for the ring
modulator
> stomp box i manufacture.
> I sucked a lotta lemons before the 3080 design.
> 
> actually I modified the RCA CA3140 apps booklet one... 1000000 to 1
range.)
> 
> paul perry Frostwave P/L Melbourne Australia

The ota vco I use is very nice, it's got lovely waveforms and I now use 
one on my bench all the time. I wish I could find a way to do a decent 
sync though! Any hints??

-tg