Video Trigger - Rigol DS1074B User Manual

RIGOL

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 2-42 Table 2-24 The Video Trigger menu (Page 1/2)
Menu
Source
Polarity
[1]
Sync
Note:
[1] Normal polarity is applicable to signal with negative horizontal sync pulse; Inverted
polarity is applicable to signal with positive horizontal sync pulse.
2-36
Settings Comments
CH1 Selects CH1 as trigger source.
Selects CH2 as trigger source.
CH2
CH3 Selects CH3 as trigger source.
CH4 Selects CH4 as trigger source.
EXT Select EXT TRIG as trigger source.
EXT/5 Select EXT TRIG/5 as trigger source.
Normal
Trigger on the negative edge of the sync
polarity
pulse
Trigger on the positive edge of the sync
Inverted
pulse
polarity
All Lines Trigger on all lines.
Line Num Trigger on a specified line.
Odd field Select to trigger on odd field.
Even field Select to trigger on even field.
User's Guide for DS1000B series