User Manual User Manual

REMOTE INTERFACE
115
Note
As only one mode is allowed at any one time,
other modes (AM, FSK, Sweep etc.) will be
disabled when FM modulation is enabled.
Syntax
SOUR[1]:FM:STATe {OFF|ON}
Example
SOUR1:FM:STAT ON
Enables FM modulation.
Query Syntax
SOURce[1]:FM:STATe?
Return Parameter
0
Disabled (OFF)
1
Enabled (ON)
Query Example
SOUR1:FM:STAT?
>1
FM modulation mode is currently enabled.
SOURce[1]:FM:SOURce
Set
Query
Description
Sets or queries the modulation source as internal
or external. Internal is the default modulation
source.
Note
If an external modulation source is selected, the
frequency deviation is limited to ± 5V from the
MOD input port on the rear panel. For example, if
frequency deviation is set to 100Hz, then +5V will
increases the frequency by 100Hz.
Syntax
SOURce[1]:FM:SOURce {INTernal|EXTernal}
Example
SOUR1:FM:SOUR EXT
Sets the modulation source to external.
Query Syntax
SOURce[1]:FM:SOURce?
Return Parameter
INT
Internal
EXT
External
Query Example
SOUR1:FM:SOUR?
>INT