Registration number (WIID)Project No.TitleStatus
9242ISO 3746:1979Acoustics — Determination of sound power levels of noise sources — Survey methodAtcelts
9239ISO 3744:1981Acoustics — Determination of sound power levels of noise sources — Engineering methods for free-field conditions over a reflecting planeAtcelts
9236ISO 3743:1976Acoustics — Determination of sound power levels of noise sources — Engineering methods for special reverberation test roomsAtcelts
9234ISO 3742:1975Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation roomsAtcelts
9232ISO 3741:1975Acoustics — Determination of sound power levels of noise sources — Precision methods for broad-band sources in reverberation roomsAtcelts
8672ISO 3381:1976Acoustics — Measurement of noise inside railbound vehiclesAtcelts
8235ISO 3095:1975Acoustics — Measurement of noise emitted by railbound vehiclesAtcelts
7968ISO 2923:1975Acoustics — Measurement of noise on board vesselsAtcelts
45104ISO 28961:2012Acoustics — Statistical distribution of hearing thresholds of otologically normal persons in the age range from 18 years to 25 years under free-field listening conditionsStandarts spēkā
1350ISO 266:1997Acoustics — Preferred frequenciesStandarts spēkā
Displaying 81-90 of 127 results.