90                             Keysight N9927-90001 User’s Guide
NA (Network Analyzer) Mode
NA Mode Settings
——Trans The displayed S-parameter is converted to Z or Y 
transmission, regardless of whether the S-parameter is 
reflection (S11 or S22) or transmission (S21 or S12).
—1/1/S
 The displayed S-parameter is converted to 1/S-parameter.
Receiver Measurements
In NA Mode ONLY, you can make unratioed, uncorrected receiver 
measurements. These measurements are typically used as diagnostic tools for 
service personnel.
How to make receiver measurements
—Press Measure 1 
—Then More
, then Advanced
— Then choose from the following: 
—Auto The FieldFox sets the source port based on the selected receiver. 
—Port 1
 Select when measuring transmission at B receiver.
—Port 2
 Select when measuring reverse transmission at A receiver.
Learn more about Raw Receiver Measurements at the FieldFox Supplemental 
Online Help:  
http://na.support.keysight.com/fieldfox/help/SupHelp/FieldFox.htm 
Receiver measurements are NOT corrected for absolute power. They are 
only useful for making relative measurements. The Y-Axis and markers are 
labeled in dB - NOT dBm. Specifically, R1 and R2, do NOT indicate the 
actual power levels out of the source ports.
A Port-1 test port (*1) B Port-2 test port (*2)
R1 Port-1 reference receiver (*1) R2 Port-2 reference receiver (*2)
(*) indicates the Auto-selected source port for the measurement
Source Port The FieldFox port to provide the source signal. Choose from the 
following: