SENSe:ROSCillator:EXTernal:FREQuency
Syntax
[SENSe:]ROSCillator:EXTernal:FREQuency {1E6 | 5E6 | 10E6 | MINimum | MAXimum | DEFault}
[SENSe:]ROSCillator:EXTernal:FREQuency? [{MINimum | MAXimum | DEFault}]
Description
This command specifies the frequency of the external reference input signal, which must be 1, 5, or 10
MHz.
Remarks
l The external reference frequency is stored in non-volatile memory, and does not change when power
has been off, after a Factory Reset (*RST command), or after an Instrument Preset (SYSTem:PRESet
command).
l The external reference frequency is set to 10 MHz when the instrument is shipped from the factory or
after a SYSTem:SECurity:IMMediate command.
Return Format
The query returns the external reference signal frequency in the form +1.00000000E+007.
Examples
The following example specifies that a 1 MHz external reference is to be used:
ROSC:FREQ 1E6
ROSC:SOUR EXT
See Also
SENSe:ROSCillator:SOURce
SENSe:ROSCillator:SOURce:AUTO
Keysight 53220A/53230A Programmer's Reference 361
SENSe:ROSCillator:EXTernal:FREQuency
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