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Simple Notch Frequency Response

Frequency response shows a notch filter.

\scalebox{.85}{\includegraphics{eps/notchfreq.eps}}

Notice cutoff frequency is half of that for lowpass.

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``Music 171: Introduction to Delay and Filters'' by Tamara Smyth, Computing Science, Simon Fraser University.
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Copyright © 2019-11-21 by Tamara Smyth.
Please email errata, comments, and suggestions to Tamara Smyth<trsmyth@ucsd.edu>