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R3131 Spectrum Analyzer Operation Manual
3.3 Menu Function Descriptions
3-23
3.3.7
DISPLAY Key (Line and Window)
This section describes the menu displayed when the DISPLAY key is pressed.
Display Line ON/OFF
Toggles the display line indication on or off. The display line is
used as a base line when comparing trace levels.
ON:
Turns the display line on. The display line position can
be adjusted under this setting.
OFF:
Turns the display line off.
Ref Line ON/OFF
Toggles the reference line indication on or off. The reference line
is used as a base line to which the level value is relative.
ON:
Displays the reference line. The reference line position
can be adjusted under this setting.
OFF:
Turns the reference line off.
Meas Window
Activates the measuring window and changes to the Meas WDO
menu.
Window POS/WD
Allows you to set the position and width of the measuring
window.
POS:
Used to set the position of the measuring window.
WD:
Used to set the width of the measuring window.
Window SRT/STP
Allows you to set the start and stop frequencies for the measuring
window.
SRT:
Used to set the start frequency of the measuring
window.
STP:
Used to set the stop frequency of the measuring
window.
Zoom In
Shows the frequency range specified by the measuring window
using the entire screen.
Zoom Out
Returns the expanded display shown by Zoom In to its original
size.
Window Sweep ON/OFF
Toggles the window sweep function on or off.
ON:
Sweeps the range specified by the measuring window.
OFF:
Sweeps the range specified by the span.
Marker Couple ON/OFF
Toggles the marker couple function on or off.
ON:
Marker search range is limited to the measuring
window.
Jul 10/98