Agilent Technologies 8719ES User Manual page 50

Making Measurements
Using Markers
Figure 1-24 Example of Setting the Center Frequency Using a Marker
Setting the Frequency Span
You can set the span equal to the spacing between two markers. If you set the center
frequency before you set the frequency span, you will have a better view of the area of
interest.
∆
1. Press
MODE MENU
Marker
2. Turn the front panel knob, or enter a value from the front panel keypad to position the
markers where you want the frequency span.
Iterate between marker 1 and marker 2 by pressing
respectively, and turning the front panel knob or entering values from the front panel
keypad to position the markers around the center frequency. When finished positioning
the markers, make sure that marker 2 is selected as the active marker.
NOTE Step 2 can also be performed using
when using this method, it will not be possible to iterate between marker zero
and marker 1.
3. Press
Marker Fctn
between marker 1 and marker 2.
1-36
∆
REF=1
to change the frequency span to the range
MARKER→SPAN
.
MARKER 2
MARKER 1
and
MKR ZERO MARKER 1
and ,
MARKER 2
. However,