BS EN 60645-2:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Audiometers Equipment for speech audiometry
Hardcopy , PDF
English
15-09-1997
30-11-2017
INTRODUCTION
1 Scope and object
2 Normative references
3 Definitions
4 General requirements
5 Minimum requirements for specific types of
audiometers
6 Reference conditions for specification, testing and
calibration of speech audiometers
7 Signal level indicator
8 Output level control for speech signals
9 Output sound-pressure level and vibratory force level
1 Frequency response
11 Harmonic distortion
12 Signal-to-noise ratio
13 Masking sound
14 Monitor earphone or loudspeaker
15 Talkback system
16 Interrupter switches
17 Marking and instruction manual
Annex A - Correction figures for free-field equivalent output
for certain types of commonly used earphones
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Specifies requirements for audiometers designed to present speech sounds to a subject in a standardized manner e.g. for the measurement of speech recognition.
| Committee |
EPL/29
|
| DevelopmentNote |
Also numbered as IEC 60645-2. Supersedes 87/31923 DC. (12/2005)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| DIN EN 60645-2:1997-04 | Identical |
| NF EN 60645-2 : 1997 | Identical |
| NBN EN 60645-2 : 1997 | Identical |
| I.S. EN 60645-2:1999 | Identical |
| EN 60645-2:1997 | Identical |
| UNE-EN 60645-2:1999 | Identical |
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