CEI EN 60118-8 : 2006
Current
ELECTROACOUSTICS - HEARING AIDS - PART 8: METHODS OF MEASUREMENT OF PERFORMANCE CHARACTERISTICS OF HEARING AIDS UNDER SIMULATED IN SITU WORKING CONDITIONS
Hardcopy , PDF
English - Italian
02-01-2006
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Limitations
5 Test equipment
6 Test conditions
7 Measurements
8 Frequency response recording charts
9 Maximum permitted expanded uncertainty of measurements
Annex A (normative) - Free-field to hearing-aid-microphone
transformation
Annex B (normative) - Manikin unoccluded-ear gain
(open ear response)
Annex C (informative) - General requirements for a manikin
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding
European publications
This standard describes test methods for simulating the performance of hearing aids worn by an average adult.
| Committee |
CT 29/87
|
| DevelopmentNote |
Classificazione CEI 29-49. (03/2006)
|
| DocumentType |
Standard
|
| Pages |
64
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Standards | Relationship |
| IEC 60118-8:2005 | Identical |
| EN 60118-8:2005 | Identical |