To Capture A Single Event - HP 54600B User, Installation And Service Manual

Operating Your Oscilloscope

To capture a single event

To capture a single event
To capture a single event, you need some previous knowledge of the signal in
order to set up the trigger level and slope. For example, if the event is
derived from TTL logic, a trigger level of 2 volts should work on a rising edge.
The following steps show you how to use the oscilloscope to capture a single
event.
Connect a signal to the oscilloscope.
1
Set up the trigger.
2
•
Press . Select a trigger source with the softkeys.
Source
•
Press
Slope/Coupling
•
Turn the Level knob to a point where you think the trigger should work.
Press , then press the
3
Mode
Press to clear previous measurements from the display.
4
Erase
Press
5 .
Run
Pressing arms the trigger circuit. When the trigger conditions
Run
are met, data appears on the display representing the data points that
the oscilloscope obtained with one acquisition. Pressing the Run key
again rearms the trigger circuit and erases the display.
2–8
. Select a trigger slope with the softkeys.
Single softkey.