On Sat, Feb 13, 2010 at 10:16:24PM -0500, Monty Montgomery wrote:
> I'm aware of how to construct digital IIR filters :-) I was hoping
> you had a URL to a nice official analog topology. The specific
> implementation details matter.
I'll make a nice drawing later. Right now I have
to finish my LAC paper !!
> > The channel EQ you'll find on most digital mixers is
> > not linear-phase at all, nor acausal.
>
> OK. Time to become incredibly overspecific:
>
> Every digital EQ implementation I'm aware of for Linux is linear
> phase. I wrote a few of 'em.
The only examples I know of are the FFT based EQ
in Jamin, and the octave band filters that come
with jconvolver.
Do you have some other examples ?
> Negative delays are perfectly possible in digital. Well, if you
> ignore the wallclock (assume a global system latency, and a local
> negative latency within the system). It's just a semantic/terminology
> argument at this point.
That's why I wrote 'operating in real time'.
Ciao,
-- FA O tu, che porte, correndo si ? E guerra e morte ! _______________________________________________ Linux-audio-user mailing list Linux-audio-user@email-addr-hidden http://lists.linuxaudio.org/listinfo/linux-audio-userReceived on Sun Feb 14 16:15:02 2010
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