Sound samples from each splendid session get transformed to an audio spectrogram. In a quick pinch, the “noninvasive” machine can isolate the tones of each potty user by the consistency of the ...

Pictured, oscillograms and spectrograms for the recording of the 'L' sound. Note the smoother lines - a match for the smoother sound of L Speakers of languages including Estonian and Finnish had ...

The second converts the spectrogram into an audio wave that can be played. The third component can then layer the original speaker’s vocal characteristics back into the final audio output.

Feaster documents devices and methods lost to time, such as phonophotography, sound spectrograms and manometric flames, to capture and convey sounds. In 1877, for example, Eli Whitney Blake ...