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Acoustic Phonetics

Although, initially, phonetics was based on (and still largely is) human auditory perception, technological advances offer mechanical and electronic–computational tools that provide additional means of analyses of the acoustic speech signal within the field of acoustic phonetics. Acoustic phonetic analysis is used both for typical and pathological speech.

The main rationale for performing acoustic analysis, using a wide variety of technological tools—these days, most often computerized—is to provide the human phonetician or Speech–Language therapist with objective measurements of acoustic–phonetic phenomena that are perceivable by the human ear and also of phenomena that reside outside the capacity of the human auditory system (e.g., frequency range, time resolution, integration time). This entry describes the field of acoustic phonetics, including definitions of terms, methods of analysis, and a section ...

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