KS I ISO TR 389-5:2003 Acoustics-Reference zero for the cablibration of audiometric equipment-Part 5:Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz
This standard applies to the calibration of audiometers in airborne conduction in certain earphones.
KS I ISO TR 389-5:2003 history
2003KS I ISO TR 389-5:2003 Acoustics-Reference zero for the cablibration of audiometric equipment-Part 5:Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz