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Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019)
Translate name
STANDARD published on 20.1.2021
Designation standards: UNE-EN ISO 389-7:2021
Publication date standards: 20.1.2021
SKU: NS-1016949
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
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Latest update: 2023-03-20 (Number of items: 2 799 819)
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