BS 6950:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for a standard reference zero for the calibration of pure tone bone conduction audiometers
Hardcopy , PDF
15-03-1995
English
29-02-1988
Gives reference equivalent threshold force levels for the hearing threshold of otologically normal persons, aged between 18 and 30 years by bone conduction audiometry; essential characteristics of the bone vibrator and its coupling to both the test subject and the mechanical coupler; essential characteristics and datum level of the masking noise applied to the ear not under test.
| Committee |
EH/1
|
| DevelopmentNote |
REPLACES BS 2497: PART 4:1972. AMD 7340 implements EN 27566: 1991 as a British Standard.
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 7566:1987 | Identical |
| BS 4009:1991 | Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers |
| BS 2497-7:1988 | Standard reference zero for the calibration of pure tone air conduction audiometers Specification for a standard reference zero at frequencies intermediate between those given in Parts 5 and 6 of BS 2497 |
| BS 2497-6:1988 | Acoustics. Reference zero for the calibration of audiometric equipment Specification for a standard reference zero using an artificial ear complying with BS 4669 |
| BS 2497-5:1988 | Standard reference zero for the calibration of pure tone air conduction audiometers Specification for a standard reference zero using an acoustic coupler complying with BS 4668 |
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