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JD780A Series Analyzers
GPS
GPS
Conducting spectrum measurements
Setting measure setup
After configuring test parameters as described in the "Configuring test parameters" on page 415, you
can continue your measurement.
Procedure
1.
Press the MEASURE SETUP hot key.
2.
Press the Slot Number soft key, and then select the time slot number to be displayed: TS0, TS1,
TS2, TS3, TS4, TS5, or TS6.
3.
Optional. To set the delay, complete the following steps:
a.
Press the Delay soft key to set the amount of delay in µs.
b.
Enter a value by using the numeric keys. You can also use the rotary knob.
c.
Press the µs soft key.
NOTE
The Delay setting is used only when there is a time offset in the signals to be measured.
Your measurement result is displayed on the screen as like the following example, Figure 205.
Figure 205 Spectrum measurement screen with TD-SCDMA signal analyzer
420
connected and locked.
(yellow)
The yellow GPS antenna icon indicates that a GPS antenna is
connected and locking is in progress.
(grey)
The grey GPS antenna icon indicates that a GPS antenna is not
connected, failed, or unable to be locked.
Using TD-SCDMA Signal Analyzer
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