Rigol DHO900 Series User Manual page 101

• >: triggers when the runt pulse width is greater the Lower limit of pulse width.
Click or tap the input field of Lower to set the minimum pulse width of Runt
trigger with the pop-up numeric keypad. You can also use the corresponding
multipurpose knob to modify the value.
• <: triggers when the runt pulse width is smaller than the upper limit of pulse
width. Click or tap the input field of Upper to set the maximum pulse width of
Runt trigger with the pop-up numeric keypad. You can also use the
corresponding multipurpose knob to modify the value.
• < >: triggers when the runt pulse width is greater than the lower limit and
smaller than the upper limit of pulse width. Click or tap the input field of Upper
to set the maximum pulse width of Runt trigger with the pop-up numeric
keypad. Click or tap the input field of Lower to set the minimum pulse width of
Runt trigger with the pop-up numeric keypad. You can also use the
corresponding multipurpose knob to modify the maximum and minimum pulse
width. The lower limit of the pulse width must be smaller than the upper limit.
Trigger Mode
In Sweep, select Auto, Normal, or Single as the trigger mode. For details, refer to
descriptions in
Trigger Parameter Setting
You can refer to
noise rejection under this trigger type.
Level Selection and Setting
After the trigger condition setting is completed, you need to adjust the trigger level
to correctly trigger the signal and obtain a stable waveform.
Click or tap the Level A/Level B input field to set the level A/level B with the pop-up
numeric keypad. You can also use the trigger level knob or use the corresponding
multipurpose knob to adjust level A/level B. When Linkage is ticked, the upper limit
and lower limit values change at the same time. The difference between upper and
lower limit remains unchanged. For details, refer to descriptions in
current trigger level is displayed in the trigger information label at the top of the
screen.
TIP
Press the trigger level knob to switch between three modes: "only adjust Level A", "only adjust
Level B", and "adjust Level A and Level B at the same time".
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Trigger Mode .
Trigger Holdoff and Noise Rejection
Triggering the Oscilloscope
to set the trigger holdoff and
Trigger Level
DHO900 User Guide
. The
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