Registration number (WIID)Project No.TitleStatus
43867HD 450.5 S1:1985Hearing aids - Part 5: Nipples for insert earphonesIzstrādē
64174EN 61094-3:2016/AC:2017-01Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity techniqueIzstrādē
55569EN 60118-14:1998Hearing aids - Part 14: Specification of a digital interfaceIzstrādē
64981EN 62489-1:2010/A2:2018Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system componentsIzstrādē
Displaying 281-284 of 284 results.