Trigger Source - Agilent Technologies ESA Series User's/Programmer's Reference

Remote Command Reference
TRIGger Subsystem
Factory Preset
and *RST:
History:
Front Panel
Access:

Trigger Source

:TRIGger[:SEQuence]:SOURce
IMMediate|VIDeo|LINE|EXTernal|RFBurst|TV
:TRIGger[:SEQuence]:SOURce?
Specifies the source (or type) of triggering used to start a measurement.
Factory Preset
and *RST:
Remarks:
History:
Front Panel
Access:
NOTE Trigger Delay is not available in Free Run, so turning Free Run on turns off Trigger
Delay, but preserves the value of Trigger Delay.
384
Off
Added with firmware revision A.08.00.
Trig, More 1 of 2, RF Burst Setup, Narrow Pulse
Discriminator
Immediate is free-run triggering
Video triggers on the video signal level
Line triggers on the power line signal
External allows you to connect an external trigger source
RF Burst triggers on the bursted frame
TV triggers on the selected line of a TV frame
Immediate (free-run triggering)
Free-run activates the trigger condition that allows the next
sweep to start as soon as possible after the last sweep.
Added TV trigger mode with firmware revision A.03.00.
Added RF Burst mode for analyzers having Option B7E (RF
Communications Hardware), with firmware revision A.08.00.
Trig, Free Run
Trig, Video
Trig, Line
Trig, External Pos Neg
Trig, TV
Trig, RF Burst
Chapter 5