Registration number (WIID)Project No.TitleStatus
54814HD 556 S1:1991Sound calibratorsAtcelts
54597EN 60645-1:2015Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone audiometryAtcelts
55932EN 60318-1:1998Electroacoustics - Simulators of human head and ear - Part 1: Ear simulator for the calibration of supra-aural earphonesAtcelts
56438HD 304 S1:1977Dimensions of plugs for hearing aidsAtcelts
57191HD 450.11 S1:1985Hearing aids - Part 11: Symbols and other markings on hearing aids and related equipmentAtcelts
42537EN 60645-3:2007Electroacoustics - Audiometric equipment - Part 3: Test signals of short durationAtcelts
46249EN 61265:1995Electroacoustics - 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 aeroplanesAtcelts
49730HD 450.4 S1:1984Hearing aids - Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposesAtcelts
50779EN 60318-3:1998Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometryAtcelts
43099EN 60645-1:1994Audiometers - Part 1: Pure-tone audiometersAtcelts
Displaying 151-160 of 284 results.