Frequency-dependent decay rate

Another (control) problem with KS is that, because of the low-pass filter in the feedback loop, the decay rate is dependent on frequency.

Figure 16: Decay rate is faster at higher frequencies.
\scalebox{0.7}{\includegraphics{eps/decayrate.eps}}

This behaviour is generally desired, as it is a characteristic of acoustic systems, but it is too extreme in the KS.


``Music 206: Introduction to Delay and Filters II'' by Tamara Smyth, Computing Science, Simon Fraser University.
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Copyright © 2019-04-18 by Tamara Smyth.
Please email errata, comments, and suggestions to Tamara Smyth<trsmyth@ucsd.edu>