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NF C97-911 ; NF EN IEC 61847:2025-07-04
Ultrasonics - Surgical systems - Measurement and declaration of the basic output characteristics
Edition
2025-07-04
NF C97-911 ; NF EN 61847:2006-02-01
Ultrasonics - Surgical systems - Measurement and declaration of the basic output characteristics
Edition
2006-02-01
NF C97-912 ; NF EN 61685:2006-02-01
Ultrasonics - Flow measurement systems - Flow test object
Edition
2006-02-01
NF C97-913-1 ; NF EN 61391-1:2007-01-01
Ultrasonics - Pulse-echo scanners - Part 1: techniques for calibrating spatial measurement systems and measurement of system point spread function response
Edition
2007-01-01
NF C97-913-1/A1 ; NF EN 61391-1/A1:2017-12-01
Ultrasonics - Pulse-echo scanners - Part 1: techniques for calibrating spatial measurement systems and measurement of system point-spread function response
Edition
2017-12-01
NF C97-913-2 ; NF EN 61391-2:2011-09-01
Ultrasonics - Pulse-echo scanners - Part 2: measurement of maximum depth of penetration and local dynamic range
Edition
2011-09-01
NF C97-914 ; NF EN 62359:2011-12-01
Ultrasonics - Field characterization - Test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields
Edition
2011-12-01
NF C97-914/A1 ; NF EN 62359/A1:2018-01-26
Ultrasonics - Field characterization - Test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields
Edition
2018-01-26
NF C97-915-1 ; NF EN IEC 60565-1:2020-06-26
Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 1: procedures for free-field calibration of hydrophones
Edition
2020-06-26
NF C97-917 ; NF EN IEC 63009:2019-09-20
Ultrasonics - Physiotherapy systems - Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz
Edition
2019-09-20
