Ring modulation (RM) (e.g. beat note): modulator is applied directly to the amplitude of
the carrier:
Results in the sum of sinusoids:
Figure 5:
Spectrum of ring modulation.
![\begin{figure}\centerline{%
\input{spec.pstex_t}}\end{figure}](img19.png) |
Neither carrier nor modulator are in the spectrum.
Sometimes called double-sideband (DSB) modulation because of 2
produced sidebands.
``Music 171: Amplitude Modulation''
by Tamara Smyth,
Department of Music, University of California, San Diego (UCSD).
Download PDF version (am171.pdf)
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Copyright © 2019-11-05 by Tamara Smyth.
Please email errata, comments, and suggestions to Tamara Smyth<trsmyth@ucsd.edu>