HP 54522A - Page 75

Memory Bar
Exercise
Horizontal!
Memory Bar
This exercise demonstrates how to use the memory bar to display those
captured portions of the waveform that occur before and after the trigger
event. The memory bar shows the portion of the waveform record that is
being displayed.
Press the Recall key. Then, press the Clr key.
2 Connect a coaxial cable between the rear-panel AC connector and.
channel 1.
Press the Autoscale key. Then, press the Stop/Single key to stop the
acquisition.
While watching the memory bar, use the delay knob to move the
waveform horizontally on the screen.
As the delay value is changed, the memory bar moves to the right or to the
left, depending on whether the delay value is positive or negative. Negative
delay values show pretrigger events and positive delay values show
posttrigger events.
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