Hearing protectors testing and labeling - What's new?

Alberto Behar

Abstract


Two issues are associated when dealing with hearing protectors. Procedures for how to perform both operations are in place for many years, normalized by national and international standards. This paper reviews some of the existing standards and the new tendencies that are now under development.

Keywords


Acoustic noise; Acoustic noise measurement; Amplification; Attenuation; Environmental protection; Insertion losses; Noise abatement; Pressure; Standards; Acoustic Test Fixture; Ear-muff type protector; Hearing protector; Sound attenuation; Sound pressure level

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