Folding and Aliasing

Here is an java applet which lets you see the effect of sampling frequency and reconstruction of the signal. The signal is sampled, then goes through a low pass. You will see here what happens when sampling frequency is not large enough and the replicated spectrum overlap.

http://www2.egr.uh.edu/~glover/applets/Sampling/Sampling.html

Requires Java.

Posted in Digital Communications

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