CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 36930 | prEN ISO 389-3 rev | Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators (ISO 389-3:2016) | Izstrādē |
| 60665 | EN ISO 7029:2017 | Acoustics - Statistical distribution of hearing thresholds related to age and gender (ISO 7029:2017) | Izstrādē |
| 58837 | prEN ISO 14163 rev | Acoustics - Guidelines for noise control by silencers | Izstrādē |
| 40608 | EN ISO 1683:2015 | Acoustics - Preferred reference values for acoustical and vibratory levels (ISO 1683:2015) | Izstrādē |
| 24106 | EN ISO 389-5:2006 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz (ISO 389-5:2006) | Izstrādē |
| 65273 | EN ISO 8253-3:2022 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2022) | Izstrādē |
| 41275 | EN ISO 4869-1:2018 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation (ISO 4869-1:2018) | Izstrādē |
| 21447 | prEN ISO 9295 | Acoustics - Determination of high-frequency sound power levels emitted by machinery and equipment (ISO/DIS 9295:2013) | 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 |
| 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 371-380 of 427 results.