BS 4009:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers
Hardcopy , PDF
English
28-02-1991
30-09-2008
Basic features for objective calibration.
| Committee |
EPL/29
|
| DevelopmentNote |
Also numbered as IEC 60373 Supersedes 82/31185 DC and BS 4009(1975) (07/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| IEC 60373:1990 | Identical |
| PD 6545:2005 | Intended use of human head and ear simulators-guide |
| BS 6083-10:1988 | Hearing aids Guide to hearing aid standards |
| BS 6950:1988 | Specification for a standard reference zero for the calibration of pure tone bone conduction audiometers |
| BS 6083-9:1986 | Hearing aids Methods for measurement of characteristics of hearing aids with bone vibrator output |
| BS 3593:1963 | Recommendation on preferred frequencies for acoustical measurements |
| BS 5966:1980 | Specification for audiometers |
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