Hearing Protector

Personal device worn to reduce harmful auditory or annoying subjective effects of sound.

Equal-Energy Hypothesis
A hypothesis stating that equal amounts of sound energy will produce equal amounts of hearing impairment, regardless of how the sound energy is distributed in time.

Reference

ANSI S3.19 Measurement of Real-Ear Protection of Hearing

See also: Ear, Earmuff, Earplug, Hearing, Hearing Damage, Noise Reduction Rating.

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Subjects: Medical Noise & Vibration