Registration number (WIID)Project No.TitleStatus
47873LVS EN 61094-2:2002Measurement microfones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity techniqueAtcelts
47873EN 61094-2:1993Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity techniqueAtcelts
47665EN 60118-0:2015Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aidsStandarts spēkā
47665LVS EN 60118-0:2015Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aidsStandarts spēkā
47576prEN 60318An IEC artificial ear, of the wide band type, for the calibration of earphones used in audiometryIzstrādē
46741EN 60804:1994Integrating-averaging sound level metersAtcelts
46741LVS EN 60804:1994 +A2:1994Integrating-averaging sound level metersAtcelts
46667EN 61672-1:2003Electroacoustics - Sound level meters - Part 1: SpecificationsAtcelts
46667LVS EN 61672-1:2003 AElectroacoustics - Sound level meters - Part 1: SpecificationsAtcelts
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
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