[CM] resample biquad - from 22.05 -> 44.1 ?

[René Bastian]

On Mon, 18 Dec 2017 15:55:32 +0100
anders.vinjar at bek.no wrote:

> To all the dsp-gurus here.
> 
> 20 years ago i set up a biquad filter using the tools in CLM.  This
> special filter was used at a SR of 22.05 kHz.
> 
> It's got that "very special sound" (©), and i'd like to find
> coefficients for a biquad giving the same response, only with 44.1
> kHz.
> 
> Any suggestions?
> 
> Thanks,
> 
> -anders


The coeffs a1, a2, b0, b1, b2  are functions of SR.
You need to change SR in a fundamental file.

cf http://www.musicdsp.org/files/Audio-EQ-Cookbook.txt

rené
> 
--
r.bastian
www.pythoneon.org