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•
INTernal: selects the internal modulation source. At this point, the instrument
provides the modulating signal. You can run the
command and the
command to set the
modulation frequency and modulation waveform of the modulating signal.
Return Format
The query returns the FM modulation source type of the specified channel.
Example
:RF2:FM:SOUR INT /*Sets the FM modulation source type of CH2 to
INT./
:RF2:FM:SOUR? /*The query returns INT.*/
3.1.7.6
[:SOURce]:FM:EXT:COUP
Syntax
[:SOURce]:FM:EXT:COUP
<
type>
[:SOURce]:FM:EXT:COUP?
Description
Sets the FM external coupling mode.
Queries the FM external coupling mode.
Parameter
Name
Type
Range
Default
<type>
Discrete
AC|DC
AC
Remarks
•
AC: sets the FM external coupling mode to "AC".
•
DC: sets the FM external coupling mode to "DC".
•
When the modulation source of AM is set to "Int", this command is invalid. You
can send the
command to set or query the FM
modulation source.
Return Format
The query returns AC or DC.
Command System
48
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
Содержание DSG5000 Series
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