CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9770 | EN ISO 4869-4:2000 | Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs (ISO/TR 4869-4:1998) | Atcelts |
| 9789 | EN ISO 3741:1999 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999) | Atcelts |
| 21121 | EN ISO 17624:2004 | Acoustics - Guidelines for noise control in offices and workrooms by means of acoustical screens (ISO 17624:2004) | Izstrādē |
| 29943 | EN ISO 4869-2:2018 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO/DIS 4869-2:2014) | Izstrādē |
| 68648 | EN ISO 389-7:2019 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019) | Izstrādē |
| 23317 | prEN ISO 3747 rev | Acoustics - Determination of sound power levels and sound energy levels using sound pressure - Engineering/survey methods for use in situ in a reverberant environment | Izstrādē |
| 9810 | EN ISO 17201-5:2010 | Acoustics - Noise from shooting ranges - Part 5: Noise management (ISO 17201-5:2010) | Izstrādē |
| 61469 | EN ISO 17201-3:2019 | Acoustics - Noise from shooting ranges - Part 3: Sound propagation calculations (ISO 17201-3:2019) | Izstrādē |
| 72191 | prEN ISO 17201-4 rev | Acoustics - Noise from shooting ranges - Part 4: Prediction of projectile sound | Izstrādē |
| 73477 | FprEN ISO 3744 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO/FDIS 3744:2024) | Izstrādē |
Displaying 341-350 of 427 results.