718
JD700B Series User’s Guide
Figure 431 Example of RSSI in Alcatel-Lucent BBU emulation
NOTE
You can use the
LIMIT
hot key to analyze your measurements with the limit line or multi-
segment line. See “Setting limit for spectrum clearance” on page 718 for more information.
Setting sweep mode
You can select various sweep settings for better measurement, including the sweep run mode (
Single
,
Continuous
) and the sweep speed mode (
Normal
,
Fast
).
Procedure
1
Press the
SWEEP
hot key.
2
Select the desired sweep run mode by toggling the
Sweep Mode
soft key between
Single
and
Continuous
. You can also use the
HOLD
hot key.
Single
: In this mode, the instrument performs a single sweep and waits for further entries.
The letter
HOLD
in red appears and the sweeping is paused.
Continuous
(default): In this mode, the instrument is continuously measuring and updating
result.
The letter
HOLD
in red disappears and the sweeping resumes.
3
Select the desired sweep speed mode by toggling the
Sweep Mode
soft key between
Normal
and
Fast
:
Normal
: The signal processing and update rate is set to normal levels.
Fast
(default): It speeds up the signal processing and the display update rate to increase
the overall sweep time.
4
Optional
. In the Single mode, press the
Sweep Once
soft key to get a new measurement.
Setting limit for spectrum clearance
You can set a display line or multi-segment limit line to analyze results better.
Procedure
To set a single limit line:
1
Press the
LIMIT
hot key.