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Control package: Difference between revisions
→PT1/low-pass filter step response
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== Examples == | == Examples == | ||
=== PT1/ | === PT1 / Low-pass filter step response === | ||
<!-- {{SyntaxHighlight| --> | <!-- {{SyntaxHighlight| --> | ||
{{Code|Creating a transfer function and plotting its response|<syntaxhighlight lang="octave" style="font-size: | {{Code|Creating a transfer function and plotting its response|<syntaxhighlight lang="octave" style="font-size:14px"> | ||
T1=0.4; # time constant | T1=0.4; # time constant | ||
P=tf([1], [T1 1]) # create transfer function model | P=tf([1], [T1 1]) # create transfer function model | ||
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[[File:Pt1.png|600px]] | [[File:Pt1.png|600px]] | ||
Try also bode(P)! | Try also <code style="font-size:14px; border:solid lightgray 1px; padding: 2px">bode(P)</code>! | ||
(a first order low-pass filter has -3db magnitude at f=1/T1) | (a first order low-pass filter has -3db magnitude at f=1/T1) | ||