[sdiy] State Variable Filter self oscillation

[synth at charlielamm.com]

How does one define a "classic state variable" filter?  I am curious.....

--CL

On Tue, 1 Apr 2003, John Blacet wrote:

> Has anyone built a classic state variable that can oscillate?
>
> I have a few versions of this filter that get close but do not sustain
> an oscillation.
>
> Still poking around the breadboard, but any comments?
>
> Regards,
> --/////--
> John Blacet
> Blacet Research
> http://www.blacet.com
>
>