BS EN 61265:1995 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 aircraft
Requirements for the electroacoustical performance of instruments used to measure aircraft noise for certification purposes
BS EN 61265:1995 history
0000 BS EN 61265:1995(2000)
1995BS EN 61265:1995 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 aircraft