99.60 Withdrawal effective Mar 1, 2012
CEN
CEN/TC 211 Acoustics
European Norm
13.140 Noise with respect to human beings
Procedures and requirements for speech audiometry with the recorded test material being presented by air conduction through an earphone, by bone conduction through a bone vibrator or from a loudspeaker for sound field audiometry. It also contains requirements on recorded speech material and recommended procedures for the maintenance and calibration of speech audiometric equipment.
WITHDRAWN
EN ISO 8253-3:1998
99.60
Withdrawal effective
Mar 1, 2012
WITHDRAWN
EN ISO 8253-3:2012