loss (dB) . . . Coax cable length and Distance to fault ...Return Loss . . . ... Cad/Ni-MH charger circuit . . . battery saver . . . low battery warning . . . smooth ... cable loss in dB, length of coax and distance to a short or open in feet. You can ... , Ni- Cad charger circuit, battery saver, low battery warning and smooth ... matching networks and baluns. Measure distance in feet to a short or open in faulty ...