CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 65273 | EN ISO 8253-3:2022 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2022) | Izstrādē |
| 65263 | EN ISO 2922:2020 | Acoustics - Measurement of airborne sound emitted by vessels on inland waterways and harbours (ISO 2922:2020) | 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 |
| 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 |
| 65265 | prEN ISO 7574-2 | Acoustics - Statistical methods for determining and verifying stated noise emission values of machinery and equipment - Part 2: Methods for stated values for individual machines | Izstrādē |
| 80884 | prEN ISO 12001 rev | Acoustics — Noise emitted by machinery and equipment — Rules for the drafting and presentation of a noise test code | Izstrādē |
| 80357 | prEN ISO 9613-2 | Acoustics - Attenuation of sound during propagation outdoors - Part 2: Engineering method for the prediction of sound pressure levels outdoors (ISO 9613-2:2024) | 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 |
| 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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