User Guide

5 To Trigger the Oscilloscope RIGOL
DS2000 User’s Guide
5-13
Runt Trigger
This trigger mode is used to trigger pulses that pass through one trigger level but
fails to pass through the other trigger level as shown in the figure below.
Trigger Type:
Press Type to select “Runt”. At this point, the trigger setting information as shown in
the figure below is displayed at the upper right corner of the screen.
Source Selection:
Press Source to select CH1 or CH2 as the Trigger Source. The current trigger
source is displayed at the upper right corner of the screen.
Pulse Polarity:
Press Polarity to select the pulse polarity of runt trigger.
 : positive polarity. The instrument triggers on the positive runt pulse.

: negative polarity. The instrument triggers on the negative runt pulse.
Qualifier:
Press Qualifier to set the trigger conditions of runt trigger.
 None: do not set the trigger condition of runt trigger.
 >: trigger when the runt pulse width is greater than the lower limit of pulse
width. Press Lower Limit to set the minimum pulse width of runt trigger. The
range available is from 2 ns to 4 s.