Activate External Trigger - Promax AE-166 User Manual

Operation
►
Press
Press Video Edge[F1] and choose the edge.
Range: Positive, Negative
Press Video Level[F2] and set the video voltage trigger level.
Trigger level: (-120 dBm to +30 dBm) +Ref Level Offset
Press Trigger Freq[F3] and choose the frequency at which the spectrum
analyser will check the triggering conditions.
Frequency: 0 ~ 3 GHz + frequency offset
Display Icon
►
The Video Level trigger icon is displayed when the Video trigger is
activated.
NOTE:
3.8.3

Activate External Trigger

Description
►
The external trigger is used when an external trigger signal is input into the
rear panel TRIG IN port. The external trigger signal can be configured as
positive or negative edge.
Trigger: 3.3 V, CMOS
Operation
►
Press
trigger edge:
Pos: Positive edge
Neg: Negative edge
Connect the external trigger signal to the rear panel TRIG IN port.
61
> Trigger Condition[F2] > Video[F1]
Set the trigger back to Free Run to disable the video
trigger.
> Trigger Condition[F2] > Ext.Edge[F2] and select the
Figure 47.
February 2017