CEN - 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
inactive
| Organization: | CEN |
| Publication Date: | 1 February 2000 |
| Status: | inactive |
| Page Count: | 18 |
| ICS Code (Noise with respect to human beings): | 13.140 |
Document History
February 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
This document specifies a standard reference zero for the scale of hearing threshold level applicable to pure-tone air conduction audiometers, to promote agreement and uniformity in the expression of...
EN ISO 389-1
February 1, 2000
Acoustics - Reference Zero for the Calibration of Audiometric Equipment - Part 1: Reference Equivalent Threshold Sound Pressure Levels for Pure Tones and Supra- aural Earphones
A description is not available for this item.