Registration number (WIID)Project No.TitleStatus
90747ISO/PWI 3741Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for reverberation test roomsIzstrādē
90748ISO/PWI 3745Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic roomsIzstrādē
27310ISO/PWI 4869-1Acoustics — Hearing protectors — Part 1: Subjective method for the measurement of sound attenuationIzstrādē
42871ISO/PWI 4869-2Acoustics — Hearing protectors — Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are wornIzstrādē
25659ISO/PWI 4869-5Acoustics — Hearing protectors — Part 5: Measurement of performance characteristics of hearing protectors in impulsive noiseIzstrādē
36899ISO/PWI 4871Acoustics — Declaration and verification of noise emission values of machinery and equipmentIzstrādē
27308ISO/PWI 5128Acoustics — Measurement of noise inside motor vehiclesIzstrādē
77370ISO/PWI 7235Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure lossIzstrādē
86814ISO/PWI 7574Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipmentIzstrādē
90724ISO/PWI 9614-1Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1: Measurement at discrete pointsIzstrādē
Displaying 311-320 of 377 results.