AS ISO 389.5-2003
Obsolescent
“Obsolescent” indicates that the Standard is not recommended for new equipment or as a current practice, but it is retained in order to provide for servicing of existing equipment or requirements.
Acoustics - Reference zero for the calibration of audiometric equipment - Reference equivalent threshold sound pressure levels for pure tones in frequency range 8 kHz to 16 kHz
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English
01-01-2003
Specifies reference equivalent threshold sound pressure levels (RETSPLs) of pure tones in the frequency range from 8 kHz to 16 kHz, applicable to the calibration of air conduction audiometers for specific earphones. This Standard is identical with and reproduced from ISO/TR 389-5:1998.
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