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
Defines an acoustic coupler for loading an earphone or hearing aid with a specified acoustic impedance when determining its physical performance characteristics, in the frequency range 125 Hz to 8 kHz.
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 60318-5:2007-04 | Identical |
| BS EN 60318-5:2006 | Identical |
| I.S. EN 60318-5:2006 | Identical |
| UNE-EN 60318-5:2007 | Identical |
| EN 60318-5 : 2006 | Identical |
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