CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 32559 | LVS EN ISO 3741:2009 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999, including Cor 1:2001) | Atcelts |
| 32559 | EN ISO 3741:2009 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999, including Cor 1:2001) | Atcelts |
| 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 |
| 31640 | EN ISO 8253-2:2009 | Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure-tone and narrow-band test signals (ISO 8253-2:2009) | Izstrādē |
| 31640 | LVS EN ISO 8253-2:2010 | Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure-tone and narrow-band test signals (ISO 8253-2:2009) | Standarts spēkā |
| 30646 | EN 15927:2010 | Services offered by hearing aid professionals | Atcelts |
| 30356 | prEN ISO 9614-3 rev | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning | Izstrādē |
| 30355 | prEN ISO 4871 rev | Acoustics - Declaration and verification of noise emission values of machinery and equipment | Izstrādē |
| 30103 | EN ISO 8253-3:2012 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO/DIS 8253-3:2010) | Atcelts |
| 30103 | LVS EN ISO 8253-3:2012 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2012) | Atcelts |
Displaying 151-160 of 426 results.