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NZS/ISO 131:1979

Withdrawn Date published:

Warning: Withdrawn Standard. This document has been withdrawn without replacement. You may wish to search for a more up to date equivalent.

Method of expression of physical and subjective magnitudes of sound or noise in air.

Conversion of loudness level in phons to loudness scale in sones. Defines sound pressure level and sound power level.

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    Occupational noise management - Measurement and assessment of noise immission and exposure: Amendment 1

  • AS/NZS 1269.2:2005

    Occupational noise management - Noise control management

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NZS/ISO 131:1979

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