CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23317 | prEN ISO 3747 rev | Acoustics - Determination of sound power levels and sound energy levels using sound pressure - Engineering/survey methods for use in situ in a reverberant environment | Izstrādē |
| 27836 | EN ISO 9612:2009 | Acoustics - Determination of occupational noise exposure - Engineering method (ISO/FDIS 9612:2008) | Izstrādē |
| 9780 | EN ISO 389-2:1996 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994) | Izstrādē |
| 9814 | EN 27574-1:1988 | Acoustics - Statistical methods for determining and verifying stated noise emission values of machinery and equipment - Part 1: General considerations and definitions (ISO 7574-1:1985) | Izstrādē |
| 81143 | prEN ISO 7235 rev | Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss | Izstrādē |
| 9782 | EN ISO 389-6:2007 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007) | Izstrādē |
| 31640 | EN ISO 8253-2:2009 | Acoustics - Audiometric test methods - Part 2: Sound field audiometry with pure-tone and narrow-band test signals (ISO/FDIS 8253-2:2009) | Izstrādē |
| 68414 | EN ISO 11690-2:2020 | Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 2: Noise control measures (ISO/FDIS 11690-2:2020) | Izstrādē |
| 32602 | EN ISO 389-1:2018 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO/DIS 389-1:2016) | Izstrādē |
| 68647 | EN ISO 389-3:2016/prA1 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators - Amendment 1 (ISO 389-3:2016/DAM 1:2020) | Izstrādē |
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