... Flaw Detector P/N: YUT2820 YUT2820 Portable Digital Ultrasonic Flaw Detector Functions1. Wave peak memory: real time envelopes ... S, horizontal X, depth Y, and wave height H.7. Digital Reject: 0-80%, increase by 1%, unaffecting the linearity and ... flaw detection status parameters, echoes, DAC curvesAverage electric noise and level: ≤10%Battery types: 6 ordinary LR14 batteries or high power ...