[PD] pd filter with pole and zero

Charles Henry czhenry at gmail.com
Sat Nov 24 17:31:17 CET 2007

I remember there were many filter abstractions based on biquad~s.  I
thought they were in the iemabs directory, but I can't find them.
With the biquad based filters, you can put them in a [block~ 1]
abstraction and modify the cutoff/center frequency at audio rate.


On Nov 23, 2007 1:54 PM, cyrille henry <cyrille.henry at la-kitchen.fr> wrote:
> hello,
> i know there is a lot's of filter externals available for pd, but i'd like to use some using rpole~ / cpole~ etc.
> my main motiviations are :
> 1) i don't like using externals
> 2) this object allow an audio control of the cutoff frequency
> as there is not a lot's of exemples, i'd like to know if anyone used this objects to make good filter abstraction.
> or anyone have references in order to disign filter?
> (i'm looking for a low pass resonant filter by exemple)
> thanks
> Cyrille
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