CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9727 | LVS EN 27029:1991 | Acoustics - Threshold of hearing by air conduction as a function of age and sex for otologically normal persons (ISO 7029:1984) | Atcelts |
| 30103 | LVS EN ISO 8253-3:2012 | Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2012) | Atcelts |
| 9781 | LVS EN ISO 389-5:2001 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz | Atcelts |
| 9747 | LVS EN ISO 9614-1:1995 A | Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 1: Measurements at discrete points | Atcelts |
| 9750 | EN ISO 11688-1:1998 | Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 1: Planning (ISO/TR 11688-1:1995) | Atcelts |
| 9719 | LVS EN 23741:1991 | Acoustics - Determination of sound power levels of noise sources - Precision methods for broad-band sources in reverberation rooms (ISO 3741:1988) | Atcelts |
| 9731 | LVS 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 |
| 59060 | LVS EN ISO 389-7:2006/A1:2016 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions - Amendment 1: 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/Amd 1:2016) | Atcelts |
| 9783 | LVS EN ISO 389-7:2001 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions | 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 211-220 of 427 results.