R&S SMB Command Description
1407.0806.32 6.77 E-2
[SOURce:]ROSCillator:SOURce INTernal | EXTernal
The command selects between internal and external reference frequency.
Parameters: INTernal
The internal reference oscillator is used. The reference signal is provided at
the REF OUT connector.
EXTernal
An external reference signal is used. It must have a frequency of 10 MHz and
must be input at the REF IN connector at the rear of the instrument.
Example:
ROSC:SOUR EXT
'selects the external source.
*RST value Resolution Options SCPI
INTernal - - Device-specific