NBN EN 60318-5 : 2007
Current
The latest, up-to-date edition.
ELECTROACOUSTICS - SIMULATORS OF HUMAN HEAD AND EAR - PART 5: 2 CM[3] COUPLER FOR THE MEASUREMENT OF HEARING AIDS AND EARPHONES COUPLED TO THE EAR BY MEANS OF EAR INSERTS
12-01-2013
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
4.1 General
4.2 Cavity dimensions
4.3 Calibrated pressure type microphone
4.4 Static pressure equalisation
5 Calibration
5.1 Reference environmental conditions
5.2 Calibration procedure
6 Coupling of earphones and hearing aids to the coupler
6.1 Audiometers with insert earphones
6.2 Hearing aids of the in-the-ear type
6.3 Hearing aids with insert earphone
6.4 Hearing aids of the behind-the-ear type and spectacle
hearing aids
7 Maximum permitted expanded uncertainty of measurements
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Bibliography
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