[sdiy] Harmonic content of the "sigmoid" half-sine wave

[Tom Wiltshire]

Golly! I think you've just reinvented Casio's Phase Distortion  
synthesis! Only this time it's analog!


On 3 Jun 2009, at 18:55, David G. Dixon wrote:

> Oh yeah, I almost forgot!  What would also be cool is the ability  
> to morph
> the incoming wave from saw-to-triangle-to-ramp, and put that into  
> the sine
> shaper.  This is easily done with a couple of diodes or a couple of  
> JFETs on
> the triangle core.  My LFOs do this, and they can generate  
> frequencies into
> the audio range.  Maybe I'll rig that up through a sine shaper (too  
> bad I
> didn't put sine shapers on my LFOs!).
>
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