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See the recommended documentation of this function

Aide Scilab >> Traitement du Signal > zpch2

zpch2

Chebyshev analog filter

Calling Sequence

[zeros,poles,gain]=zpch2(n,A,omegar)

Arguments

n

integer : filter order

A

real : attenuation in stop band (A>1)

omegar

real : cut-off frequency in Hertz

zeros

resulting filter zeros

poles

resulting filter poles

gain

Resulting filter gain

Description

Poles and zeros of a type 2 Chebyshev analog filter gain is the gain of the filter

H(s)=gain*poly(zeros,'s')/poly(poles,'s')

Authors

F.D.

Scilab Enterprises
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Last updated:
Wed Oct 05 12:10:57 CEST 2011