Digital Filter Bode diagram by M-file

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Isao Okada
Isao Okada on 22 Aug 2017
Commented: Star Strider on 24 Aug 2017
How to get the bode diagram of digital filter like a FIR LPF designed by Fdatool. That is written in M-file. X axis unit is Hz, not rad/s. Please show me its M file.

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Answers (1)

Star Strider
Star Strider on 22 Aug 2017
Use the fvtool (link) function, or the freqz (link) function. .
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Isao Okada
Isao Okada on 24 Aug 2017
How to get Num, den from .slx model. Some parameters can be changed, user can better ansewer by running the batch M-files.
Star Strider
Star Strider on 24 Aug 2017
I do not have sufficient experience with Simulink to solve that problem.

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