Seeing Sound |
Contents
The Nature of Sound | 1 |
Seeing Sound Waves | 7 |
Some Wave Patterns | 19 |
Copyright | |
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acoustic holograms acoustic lens amplitude analyzed aperture beam Bell Telephone Laboratories bottom causes chorus effect circular created device diffraction diphthong direction disk rod electrical electrically sensitive electronic organ Figure filter formants FREQUENCY kilohertz hertz hologram holography horn indicated instruments interference pattern kilohertz lens of Fig light waves loudness loudspeakers major lobe microphone minor lobes motion moves musical neon neon lamp optical original oscillator pattern of Fig pattern of sound phase photographic recording pipe organ pipes pitch portrays position prism procedure produced propagate quency radiation resonance reverberation scanning shadow shown in Fig shows signal single-frequency sound field sound oo sound source sound spectrograph sound waves sound-wave spectrograms speech sounds spoken synthetic speech technique tion tone underwater variation vary velocity vibrato violin visible-speech vocal tract vocoder voiced sound vowel sounds water waves wave crests wave fronts wave trough wavelength white area word Zino Francescatti zone plate