Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:1992); German version EN 61157:1994— 18 стр.
Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz (IEC 61102:1991 + A1:1993); German version EN 61102:1993 + A1:1994— 31 стр.
Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007); German version EN 61157:2007— 35 стр.
Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007); German version EN 61157:2007— 35 стр.
Ultrasonics - Hand-held probe doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting (IEC 61266:1994); German version EN 61266:1995— 18 стр.
