SN - NS-EN ISO 389-1:2018
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017)
active, Most Current
| Organization: | SN |
| Publication Date: | 1 May 2018 |
| Status: | active |
| ICS Code (Noise with respect to human beings): | 13.140 |
Document History
NS-EN ISO 389-1:2018
May 1, 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 (ISO 389-1:2017)
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