CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 65273 | EN ISO 8253-3:2022 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO/DIS 8253-3:2020) | Izstrādē |
| 9777 | EN ISO 14163:1998 | Acoustics - Guidelines for noise control by silencers (ISO 14163:1998) | Izstrādē |
| 30355 | prEN ISO 4871 rev | Acoustics - Declaration and verification of noise emission values of machinery and equipment | Izstrādē |
| 9776 | EN ISO 11821:1997 | Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997) | 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 |
| 21121 | EN ISO 17624:2004 | Acoustics - Guidelines for noise control in offices and workrooms by means of acoustical screens (ISO 17624:2004) | 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 |
| 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 |
| 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 |
| 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 |
Displaying 411-420 of 429 results.