Top "Spectrogram" questions

A spectrogram, or sonogram, is a visual representation of the spectrum of frequencies in a sound, at each time.

Cutting of unused frequencies in specgram matplotlib

I have a signal with sampling rate 16e3, its frequency range is from 125 to 1000 Hz. So if i plot a …

python matplotlib frequency spectrogram
How to change pyplot.specgram x and y axis scaling?

I have never worked with audio signals before and little do I know about signal processing. Nevertheless, I need to …

matplotlib signal-processing spectrogram
generating correct spectrogram using fftw and window function

For a project I need to be able to generate a spectrogram from a .WAV file. I've read the following …

c++ fft fftw spectrogram
scipy.signal.spectrogram compared to matplotlib.pyplot.specgram

The following code generates a spectrogram using either scipy.signal.spectrogram or matplotlib.pyplot.specgram. The color contrast of the …

matplotlib scipy signal-processing spectrum spectrogram
Save an image (only content, without axes or anything else) to a file using Matloptlib

I'd like to obtain a spectrogram out of a wav file and then save it to a png, but I …

python matplotlib plot spectrogram