Window Trigger; Figure 8.17 Window Trigger Setting Menu - Rigol DHO900 User Manual

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".
8.7.9

Window Trigger

Window trigger provides a high trigger level and a low trigger level. The instrument
triggers when the input signal passes through the high trigger level or the low trigger
level.
Trigger Type
Click or tap the Type drop-down button to select "Over".
After a trigger type is selected, the current trigger setting information (including
trigger type, trigger source, and trigger level) is displayed in the trigger information
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.

Figure 8.17 Window Trigger Setting Menu

Triggering the Oscilloscope
Trigger Level
. The
DHO800 User Guide
85