BS 4009:1991
Superseded
Superseded
View Superseded by
Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
02-28-1991
Publisher
Superseded date
09-30-2008
Superseded by
US$204.12
Excluding Tax where applicable
Summarise this standard
AI-generated summary
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Superseded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 |
⚠
A newer version of this standard is available.
View Current Edition
US$204.12
Excluding Tax where applicable