Respuesta :

A spectrogram is a Visual representation of the spectrum of frequencies in a sound or other signal as the vary with time or some other variable, hope this helps :)
lkwkn
A spectrogram is a visual representation of the spectrum of frequencies in a sound or other signal as they vary with time or some other variable. Spectrograms are sometimes called spectral waterfalls, voiceprints, or voicegrams.