CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9776 | EN ISO 11821:1997 | Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997) | Izstrādē |
| 9776 | LVS EN ISO 11821:2001 | Acoustics - Measurement of the in situ sound attenuation of a removable screen | Standarts spēkā |
| 9777 | EN ISO 14163:1998 | Acoustics - Guidelines for noise control by silencers (ISO 14163:1998) | Izstrādē |
| 9777 | LVS EN ISO 14163:2001 | Acoustics - Guidelines for noise control by silencers | Standarts spēkā |
| 9778 | EN ISO 14257:2001 | Acoustics - Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance (ISO 14257:2001) | Izstrādē |
| 9778 | LVS EN ISO 14257:2002 | Acoustics - Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance | Standarts spēkā |
| 9779 | EN ISO 9614-3:2002 | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning (ISO 9614-3:2002) | Atcelts |
| 9779 | LVS EN ISO 9614-3:2003 | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning | Atcelts |
| 9780 | EN ISO 389-2:1996 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994) | Izstrādē |
| 9780 | LVS EN ISO 389-2:2001 | Acoustics - Reference zero for the calbration of audiometric equipment - Part 2: Reference equivalent treshold sound pressure levels for pure tones and insert earphones | Standarts spēkā |
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