Rigol DS1000CA series Guide de l'utilisateur télécharger pdf (Page 60)

RIGOL

User‟s Guide for DS1000CA Series

2-32

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)

Settings

Comments

Source

CH1

CH2

EXT

EXT/5

Selects CH1 as trigger source.

Select CH2 as trigger source.

Select EXT TRIG as trigger source.

Select EXT TRIG/5 as trigger source.

Polarity

Triggers on negative going sync pulses.

Triggers on positive going sync pulses.

Sync

All Lines

Line Num

Odd field

Even field

Trigger on all lines.

Trigger on an specified line.

Select to trigger on odd field.

Select to trigger on even field.

Figure 2-39 Table 2-21 The Video Trigger menu (Page 2/2, when Sync is set as the

specified line)

Settings

Comments

Standard

PAL/SECM

NTSC

Select Video standard.

Sweep

Auto

Normal

Single

Force the oscilloscope to trigger in the

absence of trigger condition.

Lets oscilloscope to trigger in the suitable

trigger condition.

Lets oscilloscope to trigger one time in the

suitable trigger condition, and then stop.

Set Up

To go to set up menu, see table 2-33.

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 145 146

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Rigol DS1000CA series Guide de l'utilisateur Page 60

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