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Chapter 6 DTF Testing
No.
Preparing for a measurement
Selecting measurement mode
Procedure
1
2
Setting parameters
Frequency
You can manually set a frequency band to be measured by entering start and stop
frequencies, or center frequency and span. You can also select a frequency band from the
band list stored in the instrument. It is desirable to set the frequency to a value that covers a
normal range of the measurement with enough margins.
54
Description
Measurement Mode Name
Measurement Chart
Trace(s) – Up to 4 traces
Marker(s) – Up to 6 markers
Readout for Active Marker
Limit Line(s) – Traces out of the specified limits are displayed in red color
Trace Legend – For "Indoor" display mode
Trace 1
Trace 2
Trace 3
Trace 4
Measurement Setting Information
Screen Menu and Screen Keys
Press the MODE hard key and then select the Single Layout tab.
Double-tap the DTF VSWR or DTF Return Loss icon as needed.
NOTE
You can choose two measurement modes from each window in the Horizontal Layout or
Vertical Layout tab if you want to view dual measurements displayed on one screen.
CellAdvisor JD720C User's Manual
C
Active Marker
Captured Trace
for each trace
W
Current Trace (Clear Write)
L
Loaded Trace
F
Trace Off
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