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ASA/ANSI S1.4-2014/Part 1/IEC 61672-1-2013 (R2024)

Electroacoustics - Sound Level Meters - Part 1: Specifications

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 exponential time-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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