RIGOL DS1000B - Manual (Page 71)

RIGOL
User’s Guide for DS1000B Series 2-41
Alternative Trigger
When alternative trigger is on, the trigger sources come from two vertical channels.
This mode can be used to observe two non-related signals. You can choose two
different trigger modes for the two vertical channels. The options are as follows:
Edge, Pulse and video. The info of the trigger level of the two channels will be
displayed on the upper-right of the screen. Press MENU→Mode→Alternative to enter
the following menu.
Figure 2-49 Table 2-28 The Alternative trigger menu (Page 1/2 Trigger Type: Edge)
Menu Settings Comments
Alt Channel
CH1-CH2
CH1-CH3
CH1-CH4
CH2-CH3
CH2-CH4
CH3-CH4 To specify the current alternative trigger
channels as any two channels selected
form CH1, CH2, CH3, CH4.
select
CH1, CH2
CH3, CH4
To select vertical channel among CH1,
CH2, CH3, CH4 in alternative trigger
mode so as to configure further settings.
Type
Edge
Pulse
Video
Choose trigger type for the current
channel.
Figure 2-50 Table 2-29 The Alternative trigger menu (Page 2/2 Trigger Type: Edge)
Menu settings comments
Edge type
Trigger on rising edge.
Trigger on falling edge.
Set up To go to set up menu. See Table 2-34