Chapter
４
Native Device Message Details
4-314
STF/STF?
Start Frequency
Function
This command sets the start frequency.
Command
STF freq
Query
STF?
Response
freq
Returns a value in Hz units, without a suffix code.
Parameter
freq
Start frequency
Range
[MS269xA]
–100 MHz to 6.0499997 GHz (MS2690A)
–100 MHz to 13.5999997 GHz (MS2691A)
–100 MHz to 26.5999997 GHz (MS2692A)
[MS2830A]
–100 MHz to 3.6999997 GHz (Option 040)
–100 MHz to 6.0999997 GHz (Option 041)
–100 MHz to 13.5999997 GHz (Option 043)
–100 MHz to 26.5999997 GHz (Option 044)
–100 MHz to 43.0999997 GHz (Option 045)
[MS2840A]
–100 MHz to 3.6999997 GHz (Option 040)
–100 MHz to 6.0999997 GHz (Option 041)
–100 MHz to 26.9999997 GHz (Option 044)
–100 MHz to 44.9999997 GHz (Option 046)
Resolution 1 Hz
Suffix code HZ, KHZ, KZ, MHZ, MZ, GHZ, GZ
Hz is used when omitted.
Details
This command is not available during the Spectrum Emission Mask or
the Spurious Emission measurement.
When Signal Generator Control is On, the start frequency range depends
on the frequency range of Signal Generator.
Example of Use
To set the start frequency to 123.456 kHz.
STF 123456
STF 123456HZ
STF 123.456KHZ
STF 0.123456MHZ
STF?
> 123456
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