... Gain:0dB~110dB SUFD and SUB100 Series Portable Ultrasonic Flaw Detector can test, orient, evaluate and diagnose various flaws such as ... .Extra Features and Functions-SUB100•Thin-Film Transistor Screen-TFT•Video recording duration up to 3 hours•A-scan, B-scan ... μs~99.99μsSensor Frequency: 0.1~15MHzSensor impedance:100Ω,150Ω, 200Ω,500ΩRepetition Rate: 10~1000HzSensitivity Allowance: ≥60dB(D: 200mm ...