CLC/SR 29
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 46249 | EN 61265:1995 | Electroacoustics - Instruments for measurement of aircraft noise - Performance requirements for systems to measure one-third-octave band sound pressure levels in noise certification of transport-category aeroplanes | Atcelts |
| 53537 | EN 60118-6:1999 | Hearing aids - Part 6: Characteristics of electrical input circuits for hearing aids | Atcelts |
| 49730 | HD 450.4 S1:1984 | Hearing aids - Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes | Atcelts |
| 50779 | EN 60318-3:1998 | Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry | Atcelts |
| 43099 | EN 60645-1:1994 | Audiometers - Part 1: Pure-tone audiometers | Atcelts |
| 54530 | EN 62489-2:2011 | Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 2: Methods of calculating and measuring the low-frequency magnetic field emissions from the loop for assessing conformity with guidelines on limits for human exposure | Atcelts |
| 50663 | EN 61094-3:1995 | Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique | Atcelts |
| 56707 | EN 60942:1998 | Electroacoustics - Sound calibrators | Atcelts |
| 49385 | EN 60804:2000 | Integrating-averaging sound level meters | Atcelts |
| 44076 | EN 60651:1994/A2:2001 | Sound level meters | Atcelts |
Displaying 171-180 of 284 results.