CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9742 | EN ISO 4869-2:1995 | Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:1994) | Atcelts |
| 9715 | EN ISO 4871:1996 | Acoustics - Declaration and verification of noise emission values of machinery and equipment (ISO 4871:1996) | Atcelts |
| 9727 | EN 27029:1991 | Acoustics - Threshold of hearing by air conduction as a function of age and sex for otologically normal persons (ISO 7029:1984) | Atcelts |
| 9734 | LVS EN 27917:2001 | Acoustics - Measurement at the operator's position of airborne noise emitted by brush saws | Atcelts |
| 32570 | EN ISO 3747:2009 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Comparison method in situ (ISO 3747:2000) | Atcelts |
| 32562 | EN ISO 3744:2009 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering method in an essentially free field over a reflecting plane (ISO 3744:1994) | Atcelts |
| 9762 | LVS EN ISO 11202:1995 +AC:1997 | Acoustics - Noise emitted by machinery and equipment - Measurement of emission sound pressure levels at a work station and at other specified positions - Survey method in situ | Atcelts |
| 9743 | LVS EN 25135:1991 | Acoustics - Determination of sound power levels of noise from air terminal devices, high/low velocity/pressure assemblies, dampers and valves by measurement in a reverberation room (ISO 5135:1984) | Atcelts |
| 9766 | LVS EN ISO 11691:1995 | Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method | Atcelts |
| 26821 | EN ISO 3745:2003/AC:2006 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and hemi-anechoic rooms (ISO 3745:2003) | Atcelts |
Displaying 131-140 of 427 results.