... Portable Eddy Current Flaw DetectorMEC-100P Portable Eddy Current Flaw Detector commonly used in war industry, aviation ,railway ,industrial and ... speed:0.1m/min~500m/min2, Frequency range:100HZ~1MHZ3, Gain:0~60dB, adjust the volume of 1dB / file4, Band- ... High-precision real-time and delay alarm output12, Number of phase and amplitude alarm technology13, Date and time display Automatically14, Eddy ...