... , machine can automatic record the working date and time.Ten independent inspection channels(can be expanded to 500 ... , vertical, amplitude, the dB equivalent, aperture Φ value, etc.) real-time display.With the auxiliary functions like peak memory, envelope echo ... and dataProbe methodStraight, oblique, double crystal, channeling Batteries work time>6hHorizontal linear< 0.1% Monitor5.7 "true color ...