AFNOR - NF EN ISO 389-1
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1 : reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
active, Most Current
| Organization: | AFNOR |
| Publication Date: | 14 February 2018 |
| Status: | active |
| ICS Code (Noise with respect to human beings): | 13.140 |
Document History
NF EN ISO 389-1
February 14, 2018
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1 : reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
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