Definition of sound spectrograph in English:

sound spectrograph

Line breaks: sound spec¦tro|graph


  • An instrument for analysing sound into its frequency components.
    More example sentences
    • The sound spectrograph (developed by Koenig in the 1940s) made it possible to study speech acoustic events in greater detail and revealed phoneme-specific information in the acoustic patterns.
    • The invention of the sound spectrograph made visual comparisons of similar sounds possible, and the perfection of magnetic tape and taperecording devices made archiving of sounds a reality.
    • Analysis with the sound spectrograph showed that this tooting put the major emphasis on the third harmonic.

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a small amount; a little