... of 128 or more channels3. NDT ultrasonic testingIntelligent Digital Multi-channel Ultrasonic flaw detector uses the most advanced ... rail automatic (or semi-automatic) non-destructive ultrasonic testing.Features of Ultrasonic flaw detectorIndependence of the channel type, switching ... 4,8,16 Operation mode Single probe transmitter and receiver, dual probe transmitter and receiverScan mode A,B,C type ...