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Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
When the windows display mode is first turned on, the
top window will contain an inactive copy of the previous
full display. The lower window will be active and will
display a subset of the frequency span of the upper window.
The displayed span, or zone, of the lower window will be
indicated on the upper window by two vertical lines called
zone markers. The zone can be moved and changed using
the zone keys which are accessed by pressing the WINDOWS
(ON) key. Changing the span or center frequency of the
lower window will change the corresponding zone markers
on the upper window.
Most functions can be used from within the windows
display mode. Some functions, like editing limit lines and
showing the options, require a full-sized display. They will
temporarily exit the windows display format. When the
function is finished the instrument will return to a windows
display. Other functions will permanently exit the windows
display and it will be necessary to restart the windows
display mode by pressing WINDOWS
(GJ.
See
Table
6-8.
Limit lines can be displayed and tested within the windows
display mode. Viewing and testing must be turned on
independently in each window. The current limit lines will
be common to both windows.
(SAVE) and
(jRECALL)
do not save the windows display mode.
If the windows display mode is being used, the save state
function saves the state of the currently active window.
The recall state function recalls the stored state into the
currently active window. See the DISPLAY
4
CARD and
CARD
+DISPLAY
softkeys for information about saving the
display.
6-104