User Manual

Edge menu list:
MENU
SETTINGS
INSTRUCTION
Single Mode
Edge
Set vertical channel trigger type as edge trigger.
Source
CH1
CH2
EXT
EXT/5
AC Line
Select CH1 as trigger signal.
Select CH2 as trigger signal.
Select Ext-trigger as trigger signal
Select attenuated Ext TRIG/5 as trigger signal.
Select power line as trigger signal.
Coupling
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
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
2. Video Trigger
Choose video trigger to trigger on fields or lines of NTSC, PAL or SECAM standard video signals.
Trig menu refer to Fig. 30
Fig. 30 Video trigger menu
Video menu list:
MENU
SETTING
INSTRUCTION
Single Mode
Video
Set vertical channel trigger type as video trigger
Source
CH1
CH2
EXT
EXT/5
Select CH1 as the trigger source
Select CH2 as the trigger source
The external trigger input
Ext-trigger divided to 5 to extend trigger level range
Modu
NTSC
PAL
SECAM
Select video modulation
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