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5.Advanced User Guidebook
Mode
Holdoff
Auto
Normal
Single
Holdoff
Reset
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100ns~10s, adjust M knob to set time interval before
another trigger occur.
Set Holdoff time as 100ns
Alternate trigger
Trigger signal comes from two vertical channels when alternate trigger is on. This
mode is used to observe two unrelated signals. You can choose different trigger modes
for different channels. The options are as follows: edge, video, pulse or slope.
1. Alternate trigger (Trigger mode: Edge)
Alternate trigger (Trigger Type: Edge) Menu is shown as Figure 5-20.
Figure 5-20 Alternate trigger (Trigger Type: Edge) Menu
Alternate trigger (Trigger Type: Edge) Menu list:
MENU
SETTING
INSTRUCTION
Alternate Mode
Edge
Set vertical channel trigger type as edge trigger.
Source
CH1
CH2
Select CH1 as the trigger source.
Select CH2 as the trigger source.
Couple
AC
DC
HF
LF
Not allow DC portion to pass.
Allow all portion pass.
Not allow high frequency of signal pass and only
low frequency portion pass.
Not allow low frequency of signal pass and only
high frequency portion pass.
Slope
Trigger in signal rising edge
Trigger in signal falling edge
Mode
Holdoff
Auto
Holdoff
Reset
Acquire waveform even no trigger occurred
100ns~10s, adjust M knob to set time interval before
another trigger occur.
Set Holdoff time as 100ns
38
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