Anritsu MS2840A - Page 710

Chapter 2 SCPI Device Message Details
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Details
[MS269xA]
SG marker trigger can be selected only when the Option 020/120 Vector
Signal Generator is installed.
BBIF trigger cannot be selected only when the Option 040/140 Baseband
Interface Unit is not installed or the software package is Ver.6.00.00 or
later.
[MS2830A], [MS2840A
SG marker trigger can be selected only when the Option 020/120/021/121
Vector Signal Generator is installed.
Example of Use
To query the trigger signal source.
TRIG:SEM:SOUR?
> VID
Related command
This command has the same function as the following commands.
:TRIGger[:SEQuence]:SOURce?
:TRIGger:ACPower[:SEQuence]:SOURce?
:TRIGger:CHPower[:SEQuence]:SOURce?
:TRIGger:OBWidth[:SEQuence]:SOURce?
:TRIGger:BPOWer|:TXPower[:SEQuence]:SOURce?