NF EN 60645-4 : 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
AUDIOMETERS - PART 4: EQUIPMENT FOR EXTENDED HIGH-FREQUENCY AUDIOMETRY
21-09-2016
12-01-2013
Committees responsible
National foreword
Foreword
1. Scope
2. Normative references
3. Explanation of terms
4. Facilities on extended high-frequency audiometers
5. General requirements
6. Test signals
6.1 Test signal frequencies
6.2 Frequency accuracy
6.3 Test signal level range for earphones
6.4 Masking sounds
7. Signal level control
7.1 Marking
7.2 Accuracy
7.3 Tone switching
7.4 Masking level
8. Unwanted sound
9. Transducers
9.1 Earphones
9.2 Loudspeaker
9.3 Bone vibrator
10. Audiogram format
10.1 Extended high-frequency audiogram
10.2 Combined audiogram
Specifies requirements for audiometric equipment designed for use in pure tone audiometry in the frequency range from 8,000 Hz to 16,000 Hz. Will ensure that extended high-frequency audiometry performed on a given human ear with different types of equipment that comply with this standard will give substantially similar results.
| DevelopmentNote |
Indice de classement: S31-001-4. (05/2015)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 60645-4:1995-06 | Identical |
| I.S. EN 60645-4:1996 | Identical |
| IEC 60645-4:1994 | Identical |
| UNE-EN 60645-4:1997 | Identical |
| EN 60645-4:1995 | Identical |
| BS EN 60645-4:1995 | Identical |
| NF EN ISO 389-9 : 2009 | ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 9: PREFERRED TEST CONDITIONS FOR THE DETERMINATION OF REFERENCE HEARING THRESHOLD LEVELS |
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