IEC 60645-1:2012 EN-FR 468fd029
Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone audiometry
REVISED
发布日期 :
2012-02-16
实施日期 :
IEC 60645-3:2020 EN-FR 50f91bae
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration
现行
发布日期 :
2020-09-29
实施日期 :
IEC 61669:2001 EN-FR c3420624
Electroacoustics - Equipment for the measurement of real-ear acoustical characteristics of hearing aids
REVISED
发布日期 :
2001-01-30
实施日期 :
IEC 61672-1:2013 EN-FR 1d9cd493
Electroacoustics - Sound level meters - Part 1: Specifications
现行
发布日期 :
2013-09-30
实施日期 :