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NF C74-351-2 ; NF EN 62127-2:2008-03-01
Ultrasonics - Hydrophones - Part 2: calibration for ultrasonic fields up to 40 MHz
Edition
2008-03-01
NF C74-351-2/A1 ; NF EN 62127-2/A1:2013-07-26
Ultrasonics - Hydrophones - Part 2: calibration for ultrasonic fields up to 40 MHz
Edition
2013-07-26
NF C74-351-2/A2 ; NF EN 62127-2/A2:2017-09-02
Ultrasonics - Hydrophones - Part 2: calibration for ultrasonic fields up to 40 MHz
Edition
2017-09-02
NF C74-351-3 ; NF EN IEC 62127-3:2023-01-27
Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields
Edition
2023-01-27
NF C74-351-3 ; NF EN 62127-3:2008-03-01
Ultrasonics - Hydrophones - Part 3: properties of hydrophones for ultrasonic fields up to 40 MHz
Edition
2008-03-01
NF C74-351-3/A1 ; NF EN 62127-3/A1:2013-11-16
Ultrasonics - Hydrophones - Part 3: properties of hydrophones for ultrasonic fields up to 40 MHz
Edition
2013-11-16
NF C74-352 ; NF EN 60601-2-52:2010-06-01
Medical electrical equipment - Part 2-52 : particular requirements for basic safety and essential performance of medical beds
Edition
2010-06-01
NF C74-352/A1 ; NF EN 60601-2-52/A1:2015-08-08
Medical electrical equipment - Part 2-52 : particular requirements for basic safety and essential performance of medical beds
Edition
2015-08-08
NF C74-355 ; NF EN IEC 63045:2020-07-24
Ultrasonics - Non-focusing short pressure pulse sources including ballistic pressure pulse sources - Characteristics of fields
Edition
2020-07-24
NF C74-358 ; NF EN 60601-2-57:2012-04-01
Medical electrical equipment - Part 2-57 : particular requirements for basic safety and essential performance of non-laser light source equipment intended for therapeutic, diagnostic, monitoring and cosmetic/aesthetic use
Edition
2012-04-01
