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The behaviour of sound waves
Aspects of hearing
16 other sections not shown
absorption acoustics amplifier amplitude audio signal basic bass bit-rate bits broadcasting busbar cardioid cassette channel circuit clean feed coincident pair compander compression decibels device diaphragm digital signals Dolby dynamic range echo effect electrostatic microphone equipment example fact fader frequency response going gun microphones harmonics Helmholtz resonator high frequencies hypercardioid important input lift and cut listener loudness loudspeakers low frequencies magnetic mains hum means meter monitoring mono NICAM noise noise gate normal octave omnidirectional operator output phantom power pitch polar diagram porous absorber possible pressure gradient programme pulses radiation radio rear reason recording reduce reflection replay head reverberation sampling frequency shown in Figure shows signal-to-noise ratio sometimes sound desk sound level sound waves standing waves stereo switch television studio track transducer typical unit usually velocity vibration voltage wavelength wiring zero level