Rigol DS1104B 4-channel oscilloscope, Digital Storage oscilloscope, DS1104B 用户手册
产品代码
DS1104B
RIGOL
© 2008 RIGOL Technologies, Inc.
User‟s Guide for DS1000B series
2-40
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.
sync pulses, use the inverted Polarity.
Figure 2-46
Video Trigger: Line Synchronization
Figure 2-47
Video Trigger: Field Synchronization