Rigol DS1000B Manual de usuario descargar pdf (Pagina 66)

RIGOL

User’s Guide for DS1000B series

2-36

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 Settings Comments

Source

CH1

CH2

CH3

CH4

EXT

EXT/5

Selects CH1 as trigger source.

Selects CH2 as trigger source.

Selects CH3 as trigger source.

Selects CH4 as trigger source.

Select EXT TRIG as trigger source.

Select EXT TRIG/5 as trigger source.

Polarity

[1]

Normal

polarity

Inverted

polarity

Trigger on the negative edge of the sync

pulse

Trigger on the positive edge of the sync

pulse

Sync

All Lines

Line Num

Odd field

Even field

Trigger on all lines.

Trigger on a specified line.

Select to trigger on odd field.

Select to trigger on even field.

Note:

[1] Normal polarity is applicable to signal with negative horizontal sync pulse; Inverted

polarity is applicable to signal with positive horizontal sync pulse.

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 165 166

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Rigol DS1000B Manual de usuario Pagina 66

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