User’s Manual of
OWON
Colour Digital Storage Oscilloscope
Trigger Control
There are two trigger modes: Edge Trigger and Video Trigger. Each trigger mode
uses different function menu. The switching between two modes can be implemented
by pressing the
F1
menu selection button.
Edge Trigger
: It happens when the trigger input passes through a given level along
the set direction.
Video Trigger:
Carry out the field or line video trigger of the standard video signal.
The Edge and Video Trigger menus are described respectively as below:
Edge Trigger
Under the Edge Trigger mode, a trigger happens in the trigger threshold value of the
input signal edge. When the
Edge Trigger
is selected, a trigger will occur in the
rising or falling edge of the input signal.
The
Edge Trigger Menu
is shown as Fig. 27.
Fig. 27
Edge Trigger Menu
40
