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4.Advanced User Guidebook
31
5.Runt Trigger
Trigger pulses that pass through one trigger level but fail to pass through the other
trigger level. Shown as below figure,
In Runt Trigger mode, the trigger setting information is displayed on bottom right of
the screen, for example, ，indicates that trigger type is runt,
trigger source is CH1, polarity is positive, 0.00mV is the differential between up level
and low level threshold.
Runt Trigger
Runt Trigger menu list:
MENU
SETTING
INSTRUCTION
Single
Mode
Runt
Set vertical channel trigger type as runt trigger.
Source
CH1
CH2
Select CH1 as the trigger source.
Select CH2 as the trigger source.
Threshold
Up Level
Low Level
Adjust the M knob to set the up level threshold.
Adjust the M knob to set the low level threshold.
Condition
Polarity
Positive Polarity, the oscilloscope triggers on the
positive runt pulse.
Negative Polarity, the oscilloscope triggers on the
negative runt pulse.
Adjust the M knob to set pulse width, press
panel button to move cursor to choose which digit to be
set.
Trigger when runt pulse is greater than the set pulse
width.
Trigger when runt pulse equals to the set pulse width.
Trigger when runt pulse is lower than the set pulse
width.
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