BS EN 61265:1995, IEC 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|Aircraft, Aircraft engines, Acoustic measurement, Noise (environmental), Acoustic equipment, Test equipment, Microphones, Electronic equipment and components, Performance, Certification (approval), Performance testing, Approval testing, Testing conditions, Frequencies, Frequency response, Sensitivity, Environment (working), Tolerances (measurement) Click the banner to get it at ONLY: GBP116.00