Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)
STANDARD published on 1.5.2021
Designation standards: STN EN ISO 11691
Classification mark: 011670
Catalog number: 132395
Publication date standards: 1.5.2021
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN