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Selecting a
Power Level
While at the Sweep Frequency Control menu, you
can edit the current output power level or enter a
new output power level for the frequency sweep.
Editing the Current Power Level
Press Edit L1 [XL1] to open the power level parame
-
ter, then edit the current power level using the cur
-
sor control keys or rotary data knob. To close the
open power level parameter, press Edit L1 or make
another menu selection.
Entering a New Power Level
Press Edit L1 [XL1] to open the power level parame
-
ter, then enter the new power level using the keypad
and appropriate termination soft-key. To close the
open power level parameter, press Edit L1 or make
another menu selection.
NOTE
You can also select any of the preset power lev-
els for a frequency sweep or a power level step
for a step sweep. For instructions, refer to
page 3-51 (Fixed Power Level Operation) and
page 3-56 (Power Level Sweep Operation).
Frequency
Markers
The signal generator provides up to 20 independent,
pre-settable markers, F0-F9 and M0-M9, that can be
used in the step sweep frequency mode for precise
frequency identification. Marker frequency accuracy
is the same as sweep frequency accuracy. The mark
-
ers are visible on a CRT display.
The MG369XB generates two types of markers:
q
Video Marker–produces a pulse on a CRT
display at each marker frequency. The video
marker is either a +5V or a –5V pulse avail
-
able at the rear panel AUX I/O connector. The
marker’s pulse polarity is selectable from the
System Configuration menu, page 3-78
q
Intensity Marker–produces an intensified
dot on a CRT display at each marker fre
-
quency. They are obtained by a momentary
dwell in the sweep at each marker frequency.
Intensity markers are only available in the an
-
alog sweep frequency mode at sweep times of
<1 second
3-36 MG369XB OM
Sweep Frequency Operation Local (Front Panel) Operation