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1 vote

Detecting and fixing clipped positive waveforms

This is possible to detect programmatically (python, numpy, librosa) Yes. There are bunch of different ways: If your signal is known to be DC free (which would be expected from most audio sources and ...
Hilmar's user avatar
  • 45.3k
0 votes

How do amateur (ham) radio noise reduction filters work?

One common type of HF receiver Noise Reduction is spectral subtraction. Spectral subtraction can be implemented using a non-linear algorithm which does voice activity detection, continuously (or at ...
hotpaw2's user avatar
  • 35.4k
2 votes

Audio delay with feedback

Let's start with the block diagram. A recursive delay consist of forward path, a feedback path, a bulk delay and a feedback gain. There are four different way to arrange these. For each we can derive ...
Hilmar's user avatar
  • 45.3k

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