[sdiy] Ray Wilson's Sound Lab, first report

[R. Drake]

aurgh...  right you are, wrong am i...  it's the VCA that's linear, not the
VCOs... my apologies...


on 2/22/04 10:05 PM, Tim Parkhurst at tparkhurst at siliconbandwidth.com wrote:

> Hmmm, I would have sworn that the Sound Labs VCOs were expo response. The
> bit describing the VCO circuit says...
> 
> The sound lab uses two voltage controlled ramp oscillators. IC5-B and IC5-A
> and associated transistors and components comprise a linear voltage to
> logarithmic current convertor.
>