CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9822 | EN ISO 11204:1995/AC:1997 | Acoustics - Noise emitted by machinery and equipment - Measurement of emission sound pressure levels at a work station and at other specified positions - Method requiring environmental corrections (ISO 11204:1995) | Atcelts |
| 23541 | LVS EN ISO 389-7:2006 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free- field and diffuse-field listening conditions | 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 |
| 9720 | EN 23742:1991 | Acoustics - Determination of sound power levels of noise sources - Precision method for discrete-frequency and narrow-band sources in reverberation rooms (ISO 3742:1988) | Atcelts |
| 32578 | EN ISO 11202:2009 | 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, including Cor 1:1997) | Atcelts |
| 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 |
| 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 |
| 9737 | EN 21683:1994 | Acoustics - Preferred reference quantities for acoustic levels (ISO 1683:1983) | Atcelts |
| 9753 | EN ISO 11690-2:1996 | Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 2: Noise control measures (ISO 11690-2:1996) | Atcelts |
| 32569 | LVS EN ISO 3746:2009 A | 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, including Cor 1:1995) | Atcelts |
Displaying 201-210 of 429 results.