The study of the relationship between physical SOUNDs and the brain's interpretation of them. Until recently, psychoacoustics has devoted more attention to the behaviour of the peripheral auditory system than to the details of cognitive processing.
An adjective describing any process involving the transfer of a SIGNAL from acoustic to electrical form, or vice versa. Most commonly, TRANSDUCERs such as the MICROPHONE or LOUDSPEAKER are examples of this process.
Any process that encourages a person to listen more discriminately, particularly to sounds of the environment. The term was originally used by R.M. Schafer in his book Ear Cleaning (Toronto, BMI Canada, 1967) to contrast with the traditional practice of ear training in music education which concentrates on the identification and reproduction of intervals, chords, melodies and so on.
If two TONEs are about 15 Hertz or less apart, INTERFERENCE will result from their similar though not exactly identical frequencies. Gradually they will move out of PHASE until at 180