Keysight E8740A-060 Start-up Guide
19
Peak Power Measurement and Out of Band Spurious Measurement
The following section will show the steps required to measure peak power as well
as out of band spurious measurement. The procedure is similar, the spectrum
analyzer’s is switched to peak positive detect so that only the maximum value in
each sweep bucket is displayed. Trace max hold is used to accumulate only the
maximum value for each sweep.
Peak power measurement
Step
Action
Notes
1
Set the analyzer back to swept mode.
a
Press the
MODE/MEAS
hard key or tap
the
Screen
tab.
b
For Mode, Measurement, and View
choose
Spectrum Analyzer
,
Swept
SA
, and
Normal
.
This step is required only if spectrum
analyzer was in OBW mode after the
previous exercise.
2
Set the center frequency and span.
a
Select the
Frequency
panel or press
the
FREQ
hard key.
b
Tap the
Center Frequency
control and
enter 79.0 GHz.
c
Tap the
Span
control and enter
5.0 GHz.
3
Change the RBW and video bandwidth
if necessary.
a
Select the
BW
panel.
b
Tap on the
Res BW
control, and enter
3.0 MHz. Tap the
Video BW
control
and enter 3.0 MHz too.
4
Change the detector to Peak detector
and the trace to max hold.
a
Select the
Trace
panel or press the
Trace
hard key.
b
Choose the
Detector
tab and select
Peak Detector
.
c
Switch to the
Trace Control
tab and in
the
Trace Type
control choose
Max
Hold
.
Summary of Contents for E8740A-060
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