FFT, Frequency Shift Keying.
Cuthbert Nyack
An FSK signal is shown in the applet below. The signal
is switched between 2 frequencies w1
and w3 at a rate w2.
The spectrum consists of 2 ASK spectra centered at
w1
and w3
with the spacing of the lines being determined by w2.
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COPYRIGHT © 2007 Cuthbert Nyack.