CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9774 | EN ISO 11690-3:1998 | Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms (ISO/TR 11690-3:1997) | Izstrādē |
| 9773 | EN ISO 11904-2:2004 | Acoustics - Determination of sound immission from sound sources placed close to the ear - Part 2: Technique using a manikin (ISO 11904-2:2004) | Atcelts |
| 9773 | LVS EN ISO 11904-2:2005 | Acoustics - Determination of sound immissions from sound sources placed closed to the ear - Part 2: Technique using a manikin | Atcelts |
| 9772 | LVS EN ISO 389:1995 | Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991) | Atcelts |
| 9772 | EN ISO 389:1995 | Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991) | Atcelts |
| 9771 | prEN ISO 4869-5 | Acoustics - Measurement of performance characteristics of hearing protectors in impulsive noise | Izstrādē |
| 9770 | EN ISO 4869-4:2000 | Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs (ISO/TR 4869-4:1998) | Atcelts |
| 9770 | LVS EN ISO 4869-4:2002 | Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs | Atcelts |
| 9769 | LVS EN 24869-3:2003 | Acoustics - Hearing protectors - Part 3: Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes | Atcelts |
| 9769 | EN 24869-3:1993 | Acoustics - Hearing protectors - Part 3: Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes (ISO/TR 4869-3:1989) | Atcelts |
Displaying 321-330 of 427 results.