... network parameters, suitable for measurement of standing wave ratio of cable, antenna and transmission line, etc. in field, as ... lose, detect and accurately locate the fault point in cable link, and in the meanwhile the measuring curves also can ... 2*10-6Frequency Resolution1kHzMeasurement ParametersStanding-wave ratio, return loss, cable loss, impedance and DTF (fault location)Effective Directivity>38dB ...