Acoustics - Determination of sound power levels of noise sources - Precision methods for discrete-frequency and narrow-band sources in reverberation rooms
NORM herausgegeben am 1.7.1992
Designation standards: ÖNORM EN 23742
Note: UNGÜLTIG
Publication date standards: 1.7.1992
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM