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ANSI/ASA S1.4-2014/Part 1 / IEC 61672:1-2013

American National Standard Electroacoustics - Sound Level Meters - Part 1: Specifications (a nationally adopted international standard)

This part of ANSI/ASA S1.4 / IEC 61672 gives electroacoustical performance specifications for three kinds of sound-measuring instruments: a time-weighting sound level meter that measures exponentialtime- weighted, frequency-weighted sound levels; an integrating-averaging sound level meter that measures time-averaged, frequency-weighted sound levels; and an integrating sound level meter that measures frequency-weighted sound exposure levels


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Acoustical Society of America [ASA]


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