Keysight N9923A, User Manual, Page: 54 / 276

54 Keysight N9923-90001 User’s Guide
NA (Network Analyzer) Mode
NA Mode Settings
How to set Output Power
— Press
Meas Setup 4
.
— Then
Output Power
— High Sets output power to the maximum achievable power at all
displayed frequencies. Output power is NOT FLAT across the
displayed FieldFox frequency span. Please see
“Specifications/Data
Sheet” on page 263
for expected power levels.
—
Low
Sets output power to approximately –45 dBm, FLAT across the
displayed FieldFox frequency span.
— Man (default setting at -15 dBm) Set output power to an arbitrary
value, FLAT across the displayed FieldFox frequency span. If flattened
power can NOT be achieved, a warning message and beep occurs. To
achieve a flattened output power, reduce the power level or stop
frequency.
— Then press Power Level
— Then enter a value using the numeric keypad, the arrows, or the
rotary knob.
— Press
Enter
.
System Impedance (Z0)
To accurately view data presented in Smith Chart format, first set the System
Impedance.
Learn how to select Smith Chart format in
“Format” on page 46
.
Learn how to make 75Ω measurements at the FieldFox Supplemental Online
Help:
http://na.support.keysight.com/fieldfox/help/SupHelp/FieldFox.htm
How to set System Impedance
— Press
Meas Setup 4
.
— Then
Settings
.
— Then scroll to System
Z0
and press
Edit
— Then type either
50
or
75
and press
Enter
Port Extensions
Port extensions allow you to electrically move the calibration reference plane
on either port 1 or port 2 after you have performed a calibration.