[PD] OT: PWM frequency of Arduino

Derek Holzer derek at umatic.nl
Fri Sep 12 22:27:04 CEST 2008

Yeah, I have a lot of numbers being thrown at me, sometimes invoking the 
same formula that Martin gave. I guess empirical testing is the only way 
to know...

BTW, someone on the Synth-DIY list just created a new Arduino + analog 
synth Yahoo group, in case anyone's interested:



Hans-Christoph Steiner wrote:

> I have 30kHz burned in my brain, but I don't have a reference.
> You could try setting the PWM at 50% duty cycle, hooking it up via big 
> capacitor (to filter the DC) to a speaker.  Then compare the sound to a 
> square wave generated by Pd.

derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
---Oblique Strategy # 138:
"Retrace your steps"

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