CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9812 | prEN ISO 4869-1 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation | Izstrādē |
| 72208 | EN ISO 11904-2:2021 | Acoustics - Determination of sound immission from sound sources placed close to the ear - Part 2: Technique using a manikin (ISO 11904-2:2021) | 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 |
| 9771 | prEN ISO 4869-5 | Acoustics - Measurement of performance characteristics of hearing protectors in impulsive noise | Izstrādē |
| 72191 | prEN ISO 17201-4 rev | Acoustics - Noise from shooting ranges - Part 4: Prediction of projectile sound | Izstrādē |
| 21710 | EN ISO 389-8:2004 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones (ISO 389-8:2004) | 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 |
| 61414 | EN ISO 7779:2018 | Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment (ISO 7779:2018) | Izstrādē |
| 65264 | prEN ISO 7574-1 | Acoustics - Statistical methods for determining and verifying stated noise emission values of machinery and equipment - Part 1: General considerations and definitions | Izstrādē |
| 28465 | EN ISO 389-9:2009 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO/FDIS 389-9:2009) | Izstrādē |
Displaying 51-60 of 427 results.