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
NORM herausgegeben am 1.1.2013
Designation standards: ÖNORM EN 1793-6
Note: UNGÜLTIG
Publication date standards: 1.1.2013
The number of pages: 45
Approximate weight : 135 g (0.30 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM