[PD] can [bp~] be obtained with biquad coefficients?
Alexandre Torres Porres
porres at gmail.com
Wed Apr 9 03:21:18 CEST 2014
"I'd start with a look at the [bp~] source to see if you can extract some
hints about how the filter is implemented."
Done that, way out of my head. What I can deal with is wether I can get to
it with biquad coefficients.
2014-04-08 21:28 GMT-03:00 Bill Gribble <grib at billgribble.com>:
> The quick and dirty way is just to feed the filter white noise and plot
> the output signal's spectrum. Guaranteed to show the actual performance
> of the filter, and not somebody's idea of how it ought to be working.
> If you need a theoretical curve, I'd start with a look at the [bp~] source
> to see if you can extract some hints about how the filter is implemented.
> It may be quite easy to figure out the poles and zeros if the code is clear
> and/or documented.
> Good luck!
> Bill Gribble
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