CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 59060 | EN ISO 389-7:2005/A1:2016 | Reference threshold of hearing at 20 Hz and 18 000 Hz under free-field listening conditions and at 20 Hz under diffuse-field listening conditions (ISO 389-7:2005/DAmd 1:2015) | Atcelts |
| 9752 | LVS EN ISO 11690-1:2001 | Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 1: Noise control strategies | Atcelts |
| 9743 | 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 |
| 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 |
| 9818 | EN ISO 3746:1995/AC:1996 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:1995) | Atcelts |
| 9821 | 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 (ISO 11202:1995) | Atcelts |
| 9820 | EN ISO 11200:1995/AC:1997 | Acoustics - Noise emitted by machinery and equipment - Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and other specified positions (ISO 11200:1995) | Atcelts |
| 9772 | EN ISO 389:1995 | Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991) | Atcelts |
| 32577 | LVS EN ISO 11201:2009 | 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, including Cor 1:1997) | 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 |
Displaying 191-200 of 429 results.