UTD2000 Series User Manual
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Figure 4-2 Video Trigger: Field Synchronization
4.4 Alternating trigger
During alternating trigger, the trigger signal comes from two input channels CH1 and
CH2 alternatingly. Alternating trigger is useful for observing two signal with different
frequency.
See the figure below for display of triggered alternating waveform example and Table
4-4 for triggered alternating menu setting
Figure 4-3 Observing Signals with Two Different Frequencies by
Alternating Trigger Mode
Table 4-4 Alternating Trigger Mode Setting
Function Menu Setting Description
Type Edge
Source Alternating CH1 and CH2 alternating trigger
Slope
Rising Set trigger on the signal rising edge
Falling Set trigger on the signal falling edge
Rise/fall Set trigger on the signal both rising and falling edge
Mode AUTO
Set to automatic trigger. The DSO will continuously perform data acquisition
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