I.S. EN 60318-4:2010
Current
The latest, up-to-date edition.
ELECTROACOUSTICS - SIMULATORS OF HUMAN HEAD AND EAR - PART 4: OCCLUDED-EAR SIMULATOR FOR THE MEASUREMENT OF EARPHONES COUPLED TO THE EAR BY MEANS OF EAR INSERTS
Hardcopy , PDF
English
01-01-2010
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
5 Calibration
6 Coupling of earphones and hearing aids to the
occluded-ear simulator
7 Maximum permitted expanded uncertainty of measurements
Annex A (informative) - Example of one specific design of
occluded-ear simulator
Annex B (informative) - Principle of calibration for the
occluded-ear simulator
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
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