PN EN ISO 389-4 : 2002
Current
Current
The latest, up-to-date edition.
ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 4: REFERENCE LEVELS FOR NARROW-BAND MASKING NOISE
Published date
01-12-2013
Publisher
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| Committee |
TC 157
|
| DocumentType |
Standard
|
| PublisherName |
Polish Committee for Standardization
|
| Status |
Current
|
| Standards | Relationship |
| ISO 389-4:1994 | Identical |
| EN ISO 389-4:1998 | Identical |
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