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GUI: Time-domain continuous vs sampled signals, and FFT representation

by jamshark70 on 13 Aug'19 23:32 in gui theory nyquist fourier oversampling teaching fft

Here's a demo I cooked up for a synthesis theory class. Textbooks say that the Nyquist theorem proves there is one only one way to draw a band-limited

Visual demonstration of aliasing/foldover (modified from James Harkins)

by jnarveson on 15 Jan'14 12:30 in informative educational nyquist

James Harkins already posted already excellent little visualizer for illustrating the importance of the Nyquist frequency - I just wanted to add a sli

Visual demonstration of aliasing/foldover

by jamshark70 on 31 Aug'11 04:49 in educational gui theory nyquist aliasing pen graphic

I needed to demonstrate the importance of the Nyquist frequency to a class, so I wrote this visual, interactive demonstration. Use the slider at the b

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