
Sound power levels of noise sources. Engineering methods for determination of sound power levels for sources in special reverberation test rooms.
NORMA vydaná dňa 29.3.1991
Designation standards: BS 4196-3:1991
Note: NEPLATNÁ
Publication date standards: 29.3.1991
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Kategória: Technické normy BS