EN IEC 63009-2019 pdf download

EN IEC 63009-2019 pdf download.Ultrasonics – Physiotherapy systems – Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz (IEC 63009:2019). This International Standard is applicable to ultrasonic equipment designed for physiotherapy containing an ultrasonic transducer generating ultrasound in the frequency range 20 kHz to...