Keysight N9927-90001 User’s Guide 423
Interference Analyzer (SA Mode) – Option 236
Spectrogram and Waterfall Displays
— Resolution (Number of Points). Learn more in “Points ” on page 177.
How to select Spectrogram
—Press Meas 1
—Then Interference Analysis
—Then Spectrogram
How to modify the Spectrogram
You can change how the spectrogram is displayed relative to the data trace.
This setting affects the total number of trace records that can be displayed.
For SA Mode:
—Press Meas Setup 4.
—Then Spectrogram Settings
—Then Spectrogram View
— Then choose from the following:
— Overlay
Displays the data trace over the spectrogram with NO
graticules. Total trace records: 340.
— Full Screen
Displays the spectrogram with NO data trace. Total trace
records: 340.
——Top
Displays the data trace below the spectrogram. Total trace
records: 130.
——Bottom
Displays the data trace above the spectrogram. Total
trace records: 130.
How to create Time Markers (SA Only)
Use Time Markers to determine the elapsed time between any two displayed
records. The most recent record appears at the bottom of the screen.
—Press Meas Setup 4
—Then Time Markers
—Then Time
— Then enter a value from 0 (the most recent sweep record) to the maximum
value, using the numeric keypad, arrows, or the rotary knob. A “>"
indicates the Time Marker.
—Then Delta
— Then enter a value from 0 (the most recent sweep record) to the maximum
value, using the numeric keypad, arrows, or the rotary knob. A ">>"
indicates the Delta Marker.
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