Alternate Trigger - Tenma 72-8710 Operating Manual

DSO Series User Ma nual

Alternate Trigger

When alternate trigger is selected, the trigger signal will be present in
two vertical channels. This triggering mode is suitable for observing two
signals of unrelated signal frequencies. The figure below shows the
alternate trigger waveform. Alternate trigger menu is listed in Table 2-9.
Figure 2-15 Observing two signals of different frequencies in the
alternate trigger mode
Table 2-9 Alternate trigger mode setup
Function Menu Setup
Type Edge
Source Alter
Inclination Rise
Mode Auto
Coupling AC
"Alternate trigger" can also be used to compare pulse width
Explanatory Note
Set trigger mode to edge
Open time base extension.
Set trigger inclination as rising
edge
Set trigger mode to automatic
Set trigger coupling mode
to AC
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