Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditions
NORMA vydána dne 4.5.2022
Designation standards: UNE-EN 1793-6:2019+A1:2022
Publication date standards: 4.5.2022
The number of pages: 53
Approximate weight : 159 g (0.35 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE