BS 4009:1975
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by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 an artificial mastoid for the calibration of bone vibrators used in hearing aids and audiometers
Available format(s)
Hardcopy
Language(s)
English
Published date
31-07-1975
Publisher
Superseded date
28-02-1991
Superseded by
€236.17
Excluding VAT
Basic features of an artificial mastoid for objective calibration of bone vibrators used in hearing aids and audiometers.
| Committee |
EPL/29
|
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| BS 6083-9:1986 | Hearing aids Methods for measurement of characteristics of hearing aids with bone vibrator output |
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