Instructions

RIGOL Chapter 2 Command System
2-14 DSG800 Programming Guide
[:SOURce]:AM:EXT:COUP
Syntax [:SOURce]:AM:EXT:COUP AC|DC
[:SOURce]:AM:EXT:COUP?
Description Set the coupling mode of AM external modulation.
Query the coupling mode of AM external modulation.
Parameter
Name
Type
Range
Default
AC|DC
Discrete
AC|DC
AC
Explanation  AC: set the coupling mode of AM external modulation to "AC".
 DC: set the coupling mode of AM external modulation to "DC".
 When the modulation source of AM is set to "Int", this command is invalid.
Return Format
The query returns AC or DC.
Example :AM:EXT:COUP AC
:AM:EXT:COUP?
Related
Command
[:SOURce]:AM:SOURce
[:SOURce]:AM:EXT:IMP
Syntax [:SOURce]:AM:EXT:IMP 50|600|100k
[:SOURce]:AM:EXT:IMP?
Description Set the impedance of AM external modulation.
Query the impedance of AM external modulation.
Parameter
Name Type Range Default
50|600|100k Discrete 50|600|100k 100k
Explanation  50: set the impedance of AM external modulation to "50ohm".
 600: set the impedance of AM external modulation to "600ohm".
 100k: set the impedance of AM external modulation to "100kohm".
 When the modulation source of AM is set to "Int", this command is invalid.
Return Format The query returns 50, 600 or 100k.
Example :AM:EXT:IMP 600
:AM:EXT:IMP?
Related
Command
[:SOURce]:AM:SOURce