Agilent Technologies Keysight N9310A, User Manual

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Subsystem Command Reference 6
N9310A User’s Guide 127
FM Source
:FM:SOURce INT|EXT|INT+EXT
:FM:SOURce?
This command sets the FM source to one of the three
choices: internal source, external source or combined
internal and external source.
The query returns the current FM source.
FM External Coupling
:FM:EXTCoupling AC|DC
:FM:EXTCoupling?
This command sets the coupling for the external FM source.
The choice is either AC or DC coupling. AC coupling passes
only AC signal components. DC coupling passes both the AC
and DC signal components.
This command is effective only when an external FM source
is connected and enabled.
The query returns the current external coupling state.
Range
INT, EXT, INT+EXT
*RST value
INT
Returned data format
INT, EXT, INT+EXT
Front panel access FM > FM Source
Range
AC, DC
*RST value
AC
Returned data
AC, DC
Front panel access FM > EXT Coupling