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5. Press Sweep 3 then
6. Press Cal 5 to calibrate the measurement. Learn more on page 51.
7. All other settings, described in the following section, can be made AFTER
Receiver Measurements
In NA Mode ONLY, you can make unratioed, uncorrected receiver measurements.
These measurements are typically used as diagnostic tools for service personnel.
NOTE
The receivers 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. The actual power levels are close to the
typical output power of +6 dBm (High power) and -40 dBm (Low power).
How to make receiver measurements
Press Measure 1
Then
Then choose from the following:
Learn more about Raw Receiver Measurements at the FieldFox Supplemental
User‟s Guide:
Multi-Trace Configurations
In NA Mode ONLY, you can display multiple traces on the FieldFox screen.
NA (Network Analyzer) Mode
measurement. More data points require more time to sweep.
calibration without compromising measurement accuracy.
More
Port-1 test port (*1)
A
Port-1 reference receiver (*1)
R1
(* ) indicates the Auto-selected source port for the measurement
Source Port
The FieldFox port to provide the source signal. Choose from the
following:
The FieldFox sets the source port based on the selected receiver.
Auto
o
Port 1
Select when measuring transmission at B receiver.
o
Port 2
Select when measuring reverse transmission at A receiver.
o
http://na.tm.agilent.com/fieldfox/help/
to select the number of data points for the
Resolution
Port-2 test port (*2)
B
Port-2 reference receiver (*2)
R2
21
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