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  4. Standard "ISO 389-1:2017-ed.2.0"
Standard ISO 389-1:2017-ed.2.0 13.12.2017 preview

ISO 389-1:2017-ed.2.0

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

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STANDARD published on 13.12.2017


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The information about the standard:

Designation standards: ISO 389-1:2017-ed.2.0
Publication date standards: 13.12.2017
SKU: NS-805445
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: International technical standard
Category: Technical standards ISO

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