CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9721 | ISO 3743:1976 | Acoustics - Determination of sound power levels of noise sources - Engineering methods for special reverberation test rooms | Izstrādē |
| 9760 | EN ISO 266:1997 | Acoustics - Preferred frequencies (ISO 266:1997) | Izstrādē |
| 30355 | prEN ISO 4871 rev | Acoustics - Declaration and verification of noise emission values of machinery and equipment | Izstrādē |
| 9777 | EN ISO 14163:1998 | Acoustics - Guidelines for noise control by silencers (ISO 14163:1998) | 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 |
| 65263 | EN ISO 2922:2020 | Acoustics - Measurement of airborne sound emitted by vessels on inland waterways and harbours (ISO/DIS 2922:2019) | 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 |
| 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 |
| 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 |
| 26646 | EN ISO 8253-1:2010 | Acoustics - Audiometric test methods - Part 1: Basic pure-tone air and bone conduction threshold audiometry (ISO/DIS 8253-1:2008) | Izstrādē |
Displaying 11-20 of 427 results.