IEC TR 60653:1979 General considerations on ultrasonic cleaning was changed to IEC 61161:1992 Ultrasonic power measurement in liquids in the frequency range 0,5 MHz to 25 MHz.
IEC TR 60653:1979 General considerations on ultrasonic cleaning was changed to IEC 61102:1991 Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz.
Copyright ©2023 All Rights Reserved