Edge Trigger - Rigol DS4024E User Manual

Chapter 5 Trigger

Edge Trigger

In edge trigger, the oscilloscope triggers on the trigger level of the specified edge of
the input signal.
Press MENU (in the trigger control area (TRIGGER) at the front panel)  Type, turn
the multi-function knob
Type continuously to switch to "Edge" trigger.
At this point, the trigger setting information (include the trigger type, trigger source
and trigger level, as shown in the figure below) is displayed at the upper-right side of
the screen and changes with the trigger setting.
1. Specify the trigger source and adjust the trigger level
Press Source to select CH1 to CH4, EXT, EXT/5 or AC Line (please refer to
1)
"Trigger Source"). The trigger source currently selected is displayed at
the upper-right side of the screen.
Note: Channels that are turned off can also be selected as the trigger
source.
Rotate TRIGGER
2)
"Trigger Level"). The current trigger level is displayed at the upper-right
side of the screen.
Note: When the trigger source is AC line, there is no trigger level.
2. Specify the edge type
Press Slope and turn the multi-function knob
the input signal on which the oscilloscope triggers. You can also press Slope
continuously to switch the current edge type. The edge type currently selected is
displayed at the upper-right side of the screen.
: trigger on the rising edge of the input signal when the voltage level

meets the preset trigger level.
: trigger on the falling edge of the input signal when the voltage level

meets the preset trigger level.
: trigger on the rising and falling edges of the input signal when the

voltage level meets the preset trigger level.
DS4000E User's Guide
to select "Edge" and press the knob. You can also press
LEVEL to adjust the trigger level (please refer to
to select the kind of edge of
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