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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

reception: informative (1)educational (1)

FFT additive oversampling (graphical demo of the sampling theorem)

by jamshark70 on 08 Jun'17 03:51 in gui theory fourier transform sampling theorem oversampling userview

I originally wrote this to demonstrate what sampled audio really represents -- that is, if a series of samples represents the one and only band-limite

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