Keysight A Series User Manual page 60

CAT (Cable and Antenna Test) Mode
"Coupled Frequency" on page 68
Procedures
"Return Loss Measurements" on page 69
"1-Port Cable Loss Measurements" on page 69
"2-Port Insertion Loss Measurements" on page 71
See Also
Chapter 8, "Calibration for NA, CAT, and VVM Modes", on page 135
"All about Markers" on page 700
"All about Limit Lines" on page 715
"All about Trace Math" on page 724
Learn more in Making 75Ω (ohm) Measurements in the Supplemental Online Help at:
https://www.keysight.com/us/en/lib/resources/service-manuals/keysight
-fieldfox-library-help-and-manuals-2153870.html
and Manuals - FieldFox Online Supplemental Help).
60
(Keysight FieldFox Library, Help
Keysight N9927-90020 User's Guide