Remote Control Commands > SOURce Subsystem > SOURce:ROSCillator Subsystem > [:SOURce]:ROSCillator:EXTernal:RFOFf[:STATe]
[:SOURce]:ROSCillator:EXTernal:RFOFf[:STATe] <State>

Activates that RF output is automatically switched off, when in external source mode no reference signal is supplied.

This setting ensures that no improper RF signal due to the missing external reference signal is output and used for measurements.

In addition to the error message "Ext Ref missing", the instrument generates the message "RF output deactivated'.

Parameters:
<State>
0| 1| OFF| ON
*RST:--
Example: ROSC:SOUR EXT

Selects the external source. The reference must be input at the REF IN input.

Example: ROSC:EXT:RFOF:STAT ON

In case of a missing external signal, no RF signal is output.

Manual operation: See "Deactivate RF Output (if external reference is missing)"

 


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