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 |
| 81143 | prEN ISO 7235 rev | Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss | Izstrādē |
| 9807 | EN ISO 17201-2:2006 | Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation (ISO 17201-2:2006) | Izstrādē |
| 30356 | prEN ISO 9614-3 rev | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning | Izstrādē |
| 58838 | EN ISO 17201-1:2018 | Acoustics - Noise from shooting ranges - Part 1: Determination of muzzle blast by measurement (ISO 17201-1:2018) | Izstrādē |
| 61426 | EN ISO 5135:2020 | Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room (ISO 5135:2020) | Izstrādē |
| 20961 | prEN ISO 11203:1995 rev | Acoustics - Noise emitted by machinery and equipment - Determination of emission sound pressure levels at a work station and at other positions | Izstrādē |
| 74717 | EN ISO 26101-1:2022 | Acoustics - Test methods for the qualification of the acoustic environment - Part 1: Qualification of free-field environments (ISO 26101-1:2021) | Izstrādē |
| 9797 | EN ISO 389-4:1998 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise (ISO 389-4:1994) | 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 |
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