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Re: butter worth filter design

From: Doug Stewart
Subject: Re: butter worth filter design
Date: Thu, 15 Sep 2011 05:43:38 -0400

On Thu, Sep 15, 2011 at 12:45 AM, sincy <address@hidden> wrote:
Hello, I am a new user of octave.let me help in butter worth filter design


OK I will help you!

Do you want a Laplace space (S) design or a discreet (Z) design? 

What order of filter?

What cutoff frequency?

High pass -- low pass - band pass -- band reject ?
In octave try:
help butter



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