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AS/NZS ISO 389.1:2019

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Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

Specifies a standard reference zero for the scale of hearing threshold level applicable to pure-tone air conduction audiometers, to promote agreement and uniformity in the expression of hearing threshold level measurements throughout the world. Identical with and reproduced from ISO 389-1:2017.

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Related Information

Similar Standards

  • AS/NZS 1591.1:1995

    Instrumentation for audiometry - Reference zero for the calibration of pure-tone bone conduction audiometers

  • AS/NZS 1591.4:1995

    Instrumentation for audiometry - A mechanical coupler for calibration of bone vibrators

  • AS/NZS 2399:1998

    Acoustics - Specifications for personal sound exposure meters

  • AS/NZS ISO 389.3:2019


    Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators

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AS/NZS ISO 389.1:2019

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AS/NZS ISO 389.1:2019

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