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  4. Standard "ÖNORM EN ISO 389-1"
WITHDRAWN ÖNORM EN ISO 389-1 1.7.2000 preview

ÖNORM EN ISO 389-1

Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:1998)

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STANDARD published on 1.7.2000


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75.60 USD

The information about the standard:

Designation standards: ÖNORM EN ISO 389-1
Note: WITHDRAWN
Publication date standards: 1.7.2000
SKU: NS-777972
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM

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