HP Cable Box 8591C manual Marker # on OFF, Option 011 on

Spectrum Analyzer Mode Key Descriptions

Spectrum Analyzer Mode Functions

MAN TRK ADJUST

MARKER # ON OFF

Option 011 on&.

allows the user to adjust the frequency of the tracking-generator oscillator manually using the step keys or knob. The tracking adjust is tuned to maximize the amplitude of the trace.

Tracking error occurs when the output frequency of the tracking generator is not exactly matched to the input frequency of the analyzer. The resulting mixing product from the analyzer input mixer is not at the center of the IF bandwidth. Any tracking errors may be compensated for through manual adjustments of the tracking generator’s oscillator, or through an automatic tracking routine, which is initiated by pressing TRACKING PEAK

Front-Panel Key Access @iETEEi)

turns the selected marker on or off. One of the four markers must first be selected by the SELECT 1 2 3 4 key, otherwise marker 1, or the last selected marker, will be turned on or off. When a new marker is turned on by pressing MARKER # ON OFF , the MK TRACE AUTO ABC function always switches to AUTO and the marker is put on the trace that is selected by the AUTO mode.

Front-Panel Key Access m

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