Video Trigger - Rigol DS1000CA series User Manual

Video Trigger

Choose video trigger to trigger on fields or lines of NTSC, PAL, or SECAM standard
video signals. Trigger coupling preset to DC.
Press MENU→Mode→Video to enter the following menu.
Figure 2-38 Table 2-20 The Video Trigger menu (Page 1/2)
Menu
Source
Polarity
Sync
Note*: normal polarity is applicable to signal with negative horizontal sync pulse;
inverted polarity is applicable to signal with positive horizontal sync pulse.
User‟s Guide for DS1000CA Series
Settings
CH1
CH2
EXT
EXT/5
Normal polarity
Inverted polarity
All Lines
Line Num
Odd field
Even field
Comments
Selects CH1 as trigger source.
Select CH2 as trigger source.
Select EXT TRIG as trigger source.
Select EXT TRIG/5
source.
Trigger on the negative edge of the
sync pulse
Trigger on the positive edge of the
sync pulse
Trigger on all lines.
Trigger on an specified line.
Select to trigger on odd field.
Select to trigger on even field.
RIGOL
as trigger
2-33