CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 58839 | prEN ISO 17201-2 rev | Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation | Izstrādē |
| 72191 | prEN ISO 17201-4 rev | Acoustics - Noise from shooting ranges - Part 4: Prediction of projectile sound | Izstrādē |
| 80790 | prEN ISO 20270 rev | Acoustics — Characterization of sources of structure-borne sound and vibration — Indirect measurement of blocked forces | Izstrādē |
| 80900 | prEN ISO 21388-1 | Acoustics - Hearing aid fitting management (HAFM) - Part 1: General process (ISO/DIS 21388-1:2025) | Aptauja slēgta |
| 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 |
| 31641 | prEN ISO 389-2 rev | Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones | Izstrādē |
| 36930 | prEN ISO 389-3 rev | Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators (ISO/DIS 389-3:2014) | Izstrādē |
| 9812 | prEN ISO 4869-1 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation | Izstrādē |
| 9771 | prEN ISO 4869-5 | Acoustics - Measurement of performance characteristics of hearing protectors in impulsive noise | Izstrādē |
| 30355 | prEN ISO 4871 rev | Acoustics - Declaration and verification of noise emission values of machinery and equipment | Izstrādē |
Displaying 411-420 of 428 results.