Registration number (WIID)Project No.TitleStatus
52823prEN 60303IEC provisional reference coupler for the calibration of earphones used in audiometryIzstrādē
81296prEN IEC 60942Electroacoustics - Sound calibratorsIzstrādē
64214EN IEC 60118-9:2019Electroacoustics - Hearing aids - Part 9: Methods of measurement of the performance characteristics of bone conduction hearing aidsIzstrādē
63174EN 61260-2:2016/A1:2017Electroacoustics - Octave-band and fractional-octave-band filters - Part 2: Pattern-evaluation testsIzstrādē
57624EN 61094-8:2012/AC:2013Measurement microphones — Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparisonIzstrādē
53600EN 60318-6:2008Electroacoustics - Simulators of human head and ear - Part 6: Mechanical coupler for the measurement of bone vibratorsIzstrādē
42269EN 61672-3:2013Electroacoustics - Sound level meters - Part 3: Periodic testsIzstrādē
77433prEN IEC 61094-2Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity techniqueIzstrādē
42684HD 590 S1:1991Mechanical coupler for measurements on bone vibratorsAtcelts
50779EN 60318-3:1998Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometryAtcelts
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