Spectrogram

From Hydrogenaudio Knowledgebase
Revision as of 23:42, 14 May 2014 by Maf54 (talk | contribs) (fixed some spelling and grammar errors)

A spectrogram is a graph showing the distribution of energy between frequency bands.

The data that is necessary to create such a graph is gathered by transforming time domain (PCM) data to frequency domain, e.g. using FFT.