I.S. EN ISO 8253-2:2009
Current
The latest, up-to-date edition.
ACOUSTICS - AUDIOMETRIC TEST METHODS - PART 2: SOUND FILED AUDIOMETRY WITH PURE-TONE AND NARROW-BAND TEST SIGNALS
Hardcopy , PDF
English
01-01-2009
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.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test signal characteristics
5 Sound field characteristics
6 Ambient noise levels in the test room
7 Preparation and instruction of test subject
8 Determination of hearing threshold level
9 Testing with a hearing aid
10 Screening audiometry
11 Reporting of data
12 Maintenance and calibration of equipment
Annex A (informative) - Graphical display of results
Annex B (informative) - Correction values for 45 degree
and 90 degree angles of incidence
Bibliography
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