Overview - Keysight N9923A FieldFox User Manual

Overview

The following shows a typical use case for FOPS:
 The DUT is a long section of cable with a mixer and bandpass filter on the IF
 The FieldFox source is tuned to f1.
 The USB power sensor, with an equally long USB/LAN cable, is connected to the
 Conversion gain/loss is measured at f2, which is (f1 +/- f Offset).
NOTE The dynamic range with FOPS may be significantly different when using various
power sensors. In general, the lower frequency range sensors have better dynamic
range.
FOPS Settings
The following settings are unique to FOPS. Standard USB Power Meter mode
settings, which may be useful with FOPS, are documented in that chapter starting on
page 78.
Select Power Meter (USB Sensor) before making any setting in this section.
How to select Power Meter (USB Sensor)
 Press Mode
 Then
 Then connect a USB Power Sensor to either FieldFox USB port.
 For a complete list of supported Keysight USB Power Sensors, please visit:
86
Output.
IF Output. USB/LAN extenders are NOT provided with the FieldFox or Keysight
USB power sensors.
Power Meter (USB Sensor)
www.keysight.com/find/usbsensorsforfieldfox
FieldFox User's Guide