Re: [avr-gcc-list] ATmega16 PWM

[Per-Tore Aasestrand]

At 23:49 26.07.2007, you wrote:
> As Per-Tore Aasestrand
> wrote:
>
> > >OK, "highest modulation frequency" vs.
> "bandwidth".
>
> > Exactly, and it could make a big difference. ;-)
>
> While I can see the theoretical aspect of that, how would a
> practical implementation look like?

I was just responding to the formulation of the theorem itself.

> Say, I've got a PWM base
> frequency of 10 kHz, and a modulation spectrum ranging from
> 9.5 to 10.5 kHz (so the bandwidth is 1 kHz), how would I
> design the filter to extract my modulation signal?

Hmmm... Rather challenging since we are dealing with digital signals.
Maybe someone on the list might have some suggestions?

> (Btw., better subscribe to the
> list with the address you're using,
> I always have to approve your postings manually.)

Aha, that explains the occasional long delays I've encountered. ;-)
Thanks for pointing it out. Hope it's better now.

Per-Tore

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