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Figure 120 Spectrum measurement screen with LTE - TDD signal analyzer
Setting trace
You can display up to six traces on the measurement chart simultaneously.
Procedure
1.
Press the TRACE/DISPLAY hard key.
2.
Press the Select Trace soft key, and then select the trace number: T1, T2, T3, T4, T5, or T6.
The legend shape of the selected trace changes from square to round to indicate that the trace is
the active one now.
3.
Do one of the following:
To
Clear current data and display with new
measurements
Display the input signal's maximum response only
(unlimited or for a certain amount of time)
Display the input signal's minimum response only
(unlimited or for a certain amount of time)
Capture the selected trace and compare traces
Load a saved trace
Hide the selected trace
Remove all the traces and initialize the trace settings
NOTE
For the Max Hold and Min Hold, your instrument compares newly acquired data with the
active trace and displays larger maximum values or smaller minimum values on the
screen. You can set it to Unlimited to hold and view maximum or minimum data or
specify a certain amount of time up to 60 seconds by using numeric keys or the rotary
knob.
Using LTE – TDD Signal Analyzer
JD780A Series Analyzers
Select
Trace Legend
Clear Write
W
Max Hold
M
Min Hold
m
Capture
C
More (1/2) > Load
L
Trace View > Off
F
More (1/2) >
Trace Clear All
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