[sdiy] simulate detune / polyphony with a single DCO

[Tom Wiltshire]

On 9 Apr 2017, at 23:56, rsdio at audiobanshee.com wrote:

> Then again, LFO control of the PWM input of a pulse/square waveform sounds about as rich as multiple oscillators, so perhaps your circuit will sound like multiple notes.

LFO control of PWM is equivalent to two detuned ramp waves. You can get the same effect by mixing a down ramp and an up ramp at slightly different frequencies. Try it on a 'scope.

Tom