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 :
IEC 61672-2:2013 EN-FR c4f04074
Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests
现行
发布日期 :
2013-09-30
实施日期 :
IEC 61828:2001 EN_D bd99d371
Ultrasonics - Focusing transducers - Definitions and measurement methods for the transmitted fields
REVISED
发布日期 :
2001-05-29
实施日期 :
IEC 62127-2:2007 EN-FR 43fc5264
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz
REVISED
发布日期 :
2007-08-23
实施日期 :
IEC 62127-2:2007 EN_D 2f192dcf
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz
REVISED
发布日期 :
2007-08-23
实施日期 :
IEC 62127-2:2007+AMD1:2013 CSV EN-FR 6bd6d5b7
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic
fields up to 40 MHz
REVISED
发布日期 :
2013-02-08
实施日期 :
IEC 62127-3:2022 EN-FR cfba8574
Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields
现行
发布日期 :
2022-12-19
实施日期 :