To select a trace in a waterfall display
This procedure shows you how to select traces in a waterfall display.
You can select any trace in the waterfall buffer. You can select a trace by
number, or by its z-axis value.
1. Follow the instructions in “To setup and scale a waterfall display” to create a
waterfall display.
2. Display two grids.
Press [Display][2 grids].
3. Select the same measurement data for both grids.
Press [Shift][B] to activate traces A and B.
Press [Measurement Data][spectrum].
4. Turn on and couple markers for both traces A and B.
Press [Marker][marker on].
Press [couple mkrs on].
5.
Press [Pause|Single] to pause the measurement.
6. Turn on the trace selection feature.
Press [Marker Function][trace select on].
The most recent trace (top) trace is selected if trace select is off. To
select any other trace, you must turn trace select on.
7. Select the desired trace.
Press [trace] and enter the number of the trace you want to select.
OR
Press [Marker|Entry] to highlight the Entry LED and rotate the knob to
select the desired trace.
Using Waterfall and Spectrogram Displays (Opt. AYB)
7 - 6
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