BS 2497-4:1972
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by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 a reference zero for the calibration of pure-tone audiometers Normal threshold of hearing for pure tones by bone conduction
Hardcopy , PDF
English
25-07-1972
23-07-2013
Specifies value of acceleration corresponding to the audiometric zero for bone conduction listening to pure tones.
| Committee |
EH/1
|
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 7566:1987 | Similar to |
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