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[dsp] IIR Filter design software?

Mark Jordan mark at cpovo.net
Sun Sep 5 17:20:22 UTC 2004


	Hi John,

	Thanks for the links. Unfortunately, I'm on windoze...

	I found this one: 
	
	http://www.dadisp.com/

	The DEMO version does what I need, but what I was looking for
was a simple program that just plot the FR, IR and related, based
only on the filter coefficients.

	73, Mark Jordan PY3SS


On 4 Sep 2004 at 12:59, John Coppens wrote:

> On Sat, 04 Sep 2004 02:14:24 -0300
> "Mark" <mark at cpovo.net> wrote:
> 
> > 
> > 	Hi,
> > 
> > 	I'm looking for a free IIR filter design program that can give me 
> > the filter frequency response based just on the sample rate and the 
> > filter coefficients.
> > 
> > 	Any recommendations?
> > 
> > 	Thanks.
> > 	Mark Jordan - PY3SS
> 
> Hello Marcus
> 
> http://www.watri.org.au/~ajh/libfilth/
> 
> Scilab is (free) Mathlab-like program for Linux that can analyse IIR and
> FIR filters. http://scilabsoft.inria.fr/
> 
> http://linux.tucows.com/preview/174706.html  (dsp-sim)
> 
> http://ptolemy.eecs.berkeley.edu/xpole.html
> 
> http://www.orocos.org/index.php (has a module for FIR/IIR analysis)
> 
> Mathlab has a module to analyze IIRs
> 
> John
> 
> 
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