Source Setting
•
Sour
ce A
Click or tap the drop-down button of
SourceA t
o select CH1-CH4. For details,
r
efer to descriptions in "
Trigger Source
". The selected trigger source is indicated
in the trigger information label at the top of the screen.
Only when you select the channel that has signal inputs as the trigger source,
can you obtain a stable trigger.
• Edge A
Select the trigger edge type ("Rising" or "Falling") of Source A in Delay trigger in
the
EdgeA it
em.
•
Source B
Click or tap the drop-down button of
SourceB
to select CH1-CH4. For details,
r
efer to descriptions in "
Trigger Source
". The selected trigger source is indicated
in the trigger information label at the top of the screen.
Only when you select the channel that has signal inputs as the trigger source,
can you obtain a stable trigger.
• Edge B
Select the trigger edge type ("Rising" or "Falling") of Source B in Delay trigger in
the
EdgeB item.
Set the T
rigger Condition
Set the time limit condition of Delay trigger in the
Slope.
• >
: triggers when the time difference (∆T) between the specified edges of Source
A and Source B is greater than the preset time lower limit. Click or tap the input
field of
Lower to set the delay time lower limit in Delay trigger with the pop-up
numeric k
eypad. You can also use the corresponding multipurpose knob to set
the value.
• <: triggers when the time difference (∆T) between the specified edges of Source
A and Source B is smaller than the preset time upper limit. Click or tap the input
field of
Upper to set the delay time upper limit in Delay trigger with the pop-up
numeric k
eypad. You can also use the corresponding multipurpose knob to set
the value.
• < >: triggers when the time difference (∆T) between the specified edges of
Source A and Source B is greater than the lower limit of the preset time and
Triggering the Oscilloscope
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DHO1000 User Guide
93
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