Electroacoustics - Instruments for measurement of aircraft noise - Performance requirements for systems to measure one-third-octave band sound pressure levels in noise certification of transport-category aeroplanes
NORMA vydaná dňa 15.7.1997
Designation standards: UNE-EN 61265:1997
Note: NEPLATNÁ
Publication date standards: 15.7.1997
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE