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c.
Enter the time in the HH:MM format, and then press the Enter soft key.
d.
Press the Stop Time (HH:MM) soft key.
e.
Enter the time in the HH:MM format, and then press the Enter soft key.
f.
Press the Time Interval soft key.
g.
Enter the amount of time in minutes, and then press the Enter soft key.
7.
Press the Settings soft key, and then set the following:
a.
Press the Start Symbol soft key.
b.
Enter a value by using the numeric keys, and then press the Enter soft key.
c.
Press the Stop Symbol soft key.
d.
Enter a value by using the numeric keys, and then press the Enter soft key.
e.
Toggle the External Offset soft key and select On or Off.
f.
Enter a value by using the numeric keys, and then press the dB soft key.
8.
To save your settings and results, go to SAVE/LOAD > Save and then perform functions as you
desire. See "Using save" on page 31 for more information.
9.
Press the Run Test soft key to start to run a test.
The Auto Measure Results window appears at the end of the test.
10.
To stop running the test, press the Abort soft key.
11.
To change the view on the screen during the test, press the Display and then select the view
option from the following choices:
–
Screen: You can view each measurement screen as the test progresses.
–
Results: You can view a measurement result table as the test progresses.
–
Settings: You can view a measurement setting table as the test progresses.
Setting display
After completion of the auto measurement, the screen menu changes to Trace/Display so that you can
view the results in different forms.
Procedure
1.
Toggle the Display soft key and select the display option:
–
Result: to view the result table.
The Display Result menu becomes activated.
–
Settings: to view the measurement settings for the auto measurement.
2.
Toggle the Display Result soft key and select the display result option:
–
Full: to view detailed measurement readings with the pass/fail indication.
–
Quick: to view only the Pass/Fail results.
3.
To view the measurement results for a different carrier, press the View Carrier soft key and then
select the carrier number to view.
Performing power statistics CCDF measurements
The Power Statistics Complementary Cumulative Distribution Function (CCDF) measurement
characterizes the power statistics of the input signal. It provides PAR (Peak to Average power Ratio)
versus different probabilities.
Using Mobile WiMAX Signal Analyzer
JD780A Series Analyzers
481
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