sound spectrograph


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sound spectrograph

n
(General Physics) an electronic instrument that produces a record (sound spectrogram) of the way in which the frequencies and intensities of the components of a sound, such as a spoken word, vary with time
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Noun1.sound spectrograph - a spectrograph for acoustic spectra
spectrograph - a spectroscope by which spectra can be photographed
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Research on bird song grew after WWII with the availability of portable magnetic tape recorders and the sound spectrograph.
Lastly, Robbins introduced sonograms, prints of bird songs recorded on sound spectrographs for many species, helping many get a better, quick, general idea of what a species song might sound like.