[PD] from poles/zeros to biquad coefficients - how to? (something like max's z-plane)
funsseelen at gmail.com
Tue Sep 24 15:46:47 CEST 2013
On Tue, Sep 24, 2013 at 3:35 PM, Alexandre Torres Porres
<porres at gmail.com>wrote:
> so you're basically saying all i need to use is use only the real part,
No, I meant that I have the idea that the imaginary part in the calculated
coefficients will disappear automatically if you add complex conjugates for
all poles and zeros, probably when somehow i^2 gets -1 somewhere. But I
must say I'm not a mathematician and not sure at all.
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