For
delay is M samples or
![$\displaystyle \tau = \frac{M}{fs}$](img95.png)
seconds
There is complete attenuation (notch) at frequency
and at odd harmonics
(up to Nyquist limit).
For
(lowpass) there is 1 notch at
.
For
there are notches at
.
``Music 171: Introduction to Delay and Filters''
by Tamara Smyth,
Computing Science, Simon Fraser University.
Download PDF version (filt171.pdf)
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Download PDF `4 up' version (filt171_4up.pdf)
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Copyright © 2019-11-21 by Tamara Smyth.
Please email errata, comments, and suggestions to Tamara Smyth<trsmyth@ucsd.edu>