CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9724 | EN ISO 3746:1995 | 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 |
| 40673 | EN ISO 3745:2012/A1:2017 | Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms (ISO 3745:2012/DAM 1:2015) | Standarts spēkā |
| 23315 | EN ISO 3745:2012 | Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for anechoic rooms and hemi-anechoic rooms (ISO/FDIS 3745:2011) | Standarts spēkā |
| 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 |
| 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 |
| 9723 | EN ISO 3745:2003 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and semi-anechoic rooms (ISO 3745:2003) | Atcelts |
| 73477 | EN ISO 3744:2026 | Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO 3744:2025, including corrected version 2026-01) | Standarts spēkā |
| 23314 | EN ISO 3744:2010 | Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO 3744:2010) | 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 |
| 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 |
Displaying 291-300 of 428 results.