[sdiy] Adding "sync" to a Through-Zero Sinewave Oscillator design
rburnett at richieburnett.co.uk
Sun Sep 16 16:43:22 CEST 2018
Donald Tillman wrote:
> I'll claim that reversing the direction of the wave is not actually a
> sync. The word "synchronize" means to bring an oscillator to the same
> frequency, and same phase, as another. I don't think that's remotely
> possible by flipping the direction of the triangle every cycle.
> I'd even call it "anti-sync".
I'd call it FM. By reversing the direction of any waveform you are changing
it's frequency from +f to -f or vice versa. So one way to look at it is
Frequency Modulation by a square wave.
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