Transfer function is a mathematical representation of relationship between input and output (signal) of a linear, time-invariant system.
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How to deal with a negative pole (unstable) in the pre-filter of a control system?
So while answering how to design a PI controller for a first order time delayed system (Question Here )
Here is the closed loop equation to a control system:
$$
G_C(s) = ...
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Use Butterworth and Chebychev filters
I need to calculate frequency response, phase response and apply to signals the Butterworth, Chebychev1 and Chebychev2 band-pass filters.
I'm developing in C++ with Qt, and I'm looking for algorithms ...
