1 MITECH MFD510B Portable Ultrasonic Flaw Detector 2 TFT LCD display 3 High accuracy 4 Test various flaws 5 ... ,110 dB max in selectable resolution 0.1, 1.0, 2.0, 6.0 dB and locked.Test Modes, Pulse echo ... rangeRectification,Positive halfwave, negative halfwave, fullwave, RFSystem Linearity: Horizontal:,+/-0.2% FSW, Vertical: 0.25% FSH, Amplifier Accuracy +/-1 dB.Reject ...