... 4.manual in English 5.easy operation Our company supply high quality MFD800C Ultrasonic Flaw Detector to our guests all over the ... Ω,100Ω,150Ω and 500Ω for optimum probe performanceTest Modes include Pulse echo, dual and thru-transmissionReceiverSampling:10 digit AD Converter at ... 0, 2.0, 6.0 dB and locked.Test Modes: Pulse echo, dual element and thru-transmissionPulser: Tunable Square Wave PulserPulse ...