Acoustics.Determination of sound power levels and sound energy levels of noise sources using sound pressure.Precision methods for anechoic rooms and hemi-anechoic rooms (ISO 3745:2012)
NORM herausgegeben am 1.11.2017
Designation standards: STN EN ISO 3745:2012/A1
Classification mark: 011634
Catalog number: 125421
Note: Änderung
Publication date standards: 1.11.2017
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN