Agilent Technologies 81101A - Page 69

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Programming Reference
SCPI Instrument Command List
Example To set up the external PLL reference:
Command :ROSC:EXT:FREQ
Long
[:SOURce]:ROSCillator:EXTernal:FREQuency
Form Set & Query
Parameter Numeric
*RST value 5 MHz
Specified limits 5 MHz or 10 MHz
Description Use this command to set/read the expected reference frequency for the
PLL at the CLK-IN connector. The external reference can be a 5 or
10 MHz signal. Note that if you program any value other than the two
specified values, the value will be set to the nearest of the two specified
values.
Example To set up the external PLL reference:
:ROSC:SOUR EXT
:ROSC:EXT:FREQ 10 MHZ
Set external PLL reference (CLK-IN)
Set expected PLL reference frequency to
10 MHz
:ROSC:SOUR EXT
:ROSC:EXT:FREQ 10MHZ
Set external PLL reference (CLK-IN)
Set expected PLL reference frequency to
10 MHz