This real-time audio spectrogram utilizes a standard VGA monitor to compute and display the frequency spectrum of an audio signal. This real-time audio spectrogram utilizes a standard VGA monitor to ...

An example of a spectrogram, which scientists use to highlight sound sources based on their visual signatures. Credit must be given to the creator. Only noncommercial uses of the work are permitted.

On the left there is an oscillogram -- a sequence of levels corresponding to the values of the voltage levels on the microphone membrane of the phrase &laquoKids are talking by the door» told by ...