15Keysight N9923A Handheld AnalyzerUser’s Guide1 OverviewOptions and FeaturesThe FieldFox may be ordered to include the following options and features:Options and Features Learn More:RF Vector NA Mode Chapter 3, “NA(Network Analyzer)Mode”, on page 372 MHz to 4 GHz (Option 104)2 MHz to 6 GHz (Option 106)Forward Measurements S11, S21Full 2-port S-parameters (Option 122). Adds S22, S12 andFull 2-port CalibrationCable and Antenna Test (CAT) Mode (Option305)Chapter 5, “CAT(Cable and AntennaTest) Mode”, on page752 MHz to 4 GHz (Option 104)2 MHz to 6 GHz (Option 106)Measurements:Distance-to-fault (DTF)DTF & Return LossReturn Loss (dB)VSWRDTF (VSWR)Cable Loss (1-Port)Insertion loss (2-Port)