CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 58837 | prEN ISO 14163 rev | Acoustics - Guidelines for noise control by silencers | Izstrādē |
| 32906 | prEN ISO 11205 rev | Acoustics - Noise emitted by machinery and equipment - Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity | Izstrādē |
| 21121 | EN ISO 17624:2004 | Acoustics - Guidelines for noise control in offices and workrooms by means of acoustical screens (ISO 17624:2004) | Izstrādē |
| 29943 | EN ISO 4869-2:2018 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO/DIS 4869-2:2014) | Izstrādē |
| 68648 | EN ISO 389-7:2019 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO/DIS 389-7:2019) | Izstrādē |
| 9816 | EN 27574-3:1988 | Acoustics - Statistical methods for determining and verifying stated noise emission values of machinery and equipment - Part 3: Simple (transition) method for stated values for batches of machines (ISO 7574-3:1985) | 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 |
| 9812 | prEN ISO 4869-1 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation | Izstrādē |
| 68647 | EN ISO 389-3:2016/prA1 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators - Amendment 1 (ISO 389-3:2016/DAM 1:2020) | Izstrādē |
| 65268 | EN ISO 6926:2016/A1:2020 | Acoustics - Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels - Amendment 1 (ISO 6926:2016/DAM 1:2019) | Izstrādē |
Displaying 41-50 of 429 results.