CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9741 | LVS EN 24869-1:2003 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attentuation | Atcelts |
| 9819 | EN ISO 11201:1995/AC:1997 | Acoustics - Noise emitted by machinery and equipment - Measurement of emission sound pressure levels at a work station and at other specified positions - Engineering method in an essentially free field over a reflecting plane (ISO 11201:1995) | 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 |
| 32563 | EN ISO 3745:2009 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and semi-anechoic rooms (ISO 3745:2003) | Atcelts |
| 9729 | EN 28798:1991 | Acoustics - Reference levels for narrow-band masking noise (ISO 8798:1987) | Atcelts |
| 9730 | EN 21680-1:1991 | Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machinery - Part 1: Engineering methods for free-field conditions over a reflecting plane (ISO 1680-1:1986) | Atcelts |
| 33252 | EN ISO 7779:2010 | Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment (ISO 7779:2010) | Atcelts |
| 9731 | EN 21680-2:1991 | Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machinery - Part 2: Survey method (ISO 1680-2:1986) | Atcelts |
| 9763 | EN ISO 11203:1995 | Acoustics - Noise emitted by machinery and equipment - Determination of emission sound pressure levels at a work station and at other specified positions from the sound power level (ISO 11203:1995) | Atcelts |
| 9733 | EN 27779:1991 | Acoustics - Measurement of airborne noise emitted by computer and business equipment (ISO 7779:1988) | Atcelts |
Displaying 161-170 of 427 results.