... GHzDirectivity > 42 dBCAT: Distance-to-fault, return loss, cable lossVNA: S11 mag and phase, S21 mag, time doman with gatingSpectrum analyzer ... loss, distance to fault, line sweeping, and VSWRVector network analyzer, S11 magnitude, phase, Smith Chart, S21 magnitudeSpectrum analyzer, preamplifier, channel power ...