Rigol DS1104B Uživatelská příručka stáhnout pdf (Strana 66)

RIGOL

User’s Guide for DS1000B series

2-36

Figure 2-44 Table 2-26 The Video Trigger menu (All lines, Odd field and Even field,

Page2/2)

Settings

Comments

Standard

PAL/SECAM

NTSC

Select Video standard.

Sweep

Auto

Normal

Single

Acquire waveform even no trigger

occurred.

Acquire waveform when trigger

occurred.

When trigger occurs, acquire one

waveform and then stop.

Set Up

To go to set up menu, see Table 2-36.

Key points

Sync Pulses: When Normal Polarity is selected, the trigger always occurs on

negative-going sync pulses. If the video signal has positive-going sync pulses,

use the inverted Polarity.

Select “Line Synchronization”: Select “Filed Synchronization”:

Figure 2-45 Figure 2-46

Video Trigger: Line Synchronization Video Trigger: Field Synchronization

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

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Rigol DS1104B Uživatelská příručka Strana 66