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Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
MK TRACE
AUTO ABC
assigns a marker to a trace. Pressing MK TRACE AUTO ABC
will activate a marker on trace A if there are no
markers turned on. If a marker is currently active, press
MK TRACE AUTO ABC until A, B, or C are underlined. The
active marker will be moved to the selected trace.
Selecting the AUTO mode will move the marker to the trace
that is automatically selected. The selection order is to first
look for a trace in the clear-write mode, in the order of trace
A, then trace B, then trace C. If no traces are currently
being written, it will select a trace in the view-store mode,
again in the order of trace A, B, then C.
Front-Panel Key Access
(MKR)
MK TRACK
ON OFF
moves the signal that is nearest to the active marker to the
center of the screen and keeps the signal there. MKR-TRK or
CNTR-TRK appears in the upper-right corner of the display.
An
(*)
may appear in the upper-right corner of the display
while the analyzer is verifying that it has the correct signal.
Pressing MK TRACK ON OFF ,
[iZ’G7~,
MARKER NORMAL ,
or MARKER ALL OFF turns off the marker-track function.
When marker track is on and the span is reduced, an
automatic zoom is performed: the span is reduced in steps
so that the signal remains at the center of the screen. If the
span is zero, marker track cannot be activated.
Front-Panel Key Access
(j-1
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