Historical
BS EN 12668-1:2000
Non-destructive testing. Characterization and verification of ultrasonic examination equipment. Instruments (British Standard)
This standard specifies methods and acceptance criteria for assessing the electrical performance of analogue and digital ultrasonic instruments for pulse operation using A-scan display, employed for manual ultrasonic non-destructive examination with single or twin transducer probes operating within the centre frequency range 0,5 MHz to 15 MHz. Ultrasonic instruments for continuous waves are not included in this standard.
British Standards Institution [bsi]