UNE-EN ISO 389-1:2001

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)

STANDARD published on 30.4.2001

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The information about the standard:

Designation standards: UNE-EN ISO 389-1:2001
Note: WITHDRAWN
Publication date standards: 30.4.2001
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Spanish technical standard
Category: Technical standards UNE