IS 4755 : Part 1 : 2026
Current
Current
The latest, up-to-date edition.
Acoustics - Reference Zero for the Calibration of Audiometric Equipment - Part 1 Reference Equivalent Threshold Sound Pressure Levels for Pure Tones and Supra-Aural Earphones
Published date
17-06-2026
Publisher
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| Committee |
LITD 8
|
| DocumentType |
Standard
|
| PublisherName |
Bureau of Indian Standards
|
| Status |
Current
|
| Standards | Relationship |
| ISO 389-1:2017 | Identical |
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