IEC 61161:2013 EN-FR 0d133535
Ultrasonics - Power measurement - Radiation force balances and performance requirements
现行
发布日期 :
2013-01-30
实施日期 :
IEC 62489-2:2011 EN-FR 0e96784c
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
REVISED
发布日期 :
2011-01-26
实施日期 :
IEC TR 60782:1984 EN-FR 85adeb9b
Measurements of ultrasonic magnetostrictive transducers
现行
发布日期 :
1984-01-01
实施日期 :