ISO 389-5:2006 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.
WITHDRAWN
ISO/TR 389-5:1998
PUBLISHED
ISO 389-5:2006
90.93
Standard confirmed
Apr 9, 2020