CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9728 | EN 27566:1991 | Acoustics - Standard reference zero for the calibration of pure-tone bone conduction audiometers (ISO 7566:1987) | Atcelts |
| 9734 | EN 27917:1991 | Acoustics - Measurement at the operator's position of airborne noise emitted by brush saws (ISO 7917:1987) | Atcelts |
| 21073 | EN ISO 3741:1999/AC:2002 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999) | Atcelts |
| 9779 | EN ISO 9614-3:2002 | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning (ISO 9614-3:2002) | 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 |
| 9722 | EN ISO 3744:1995 | 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 |
| 32569 | EN ISO 3746:2009 | 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 |
| 9785 | EN ISO 8253-2:1998 | Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure tone and narrow-band test signals (ISO 8253-2:1992) | Atcelts |
| 9744 | EN 25136:1993 | Acoustics - Determination of sound power radiated into a duct by fans - In-duct method (ISO 5136:1990 and Technical Corrigendum 1:1993) | 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 |
Displaying 141-150 of 424 results.