Ceyear 3986 Series, Руководство по программированию

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3 SCPI
3.3 Instrument-specific Commands
32
<freq> Fixed frequency.
Range:3986A:[10 MHz, 4 GHz]
3986D:[10 MHz
，
18 GHz]
3986E:[10 MHz
，
26.5GHz]
3986F:[10 MHz
，
40 GHz]
3986H:[10 MHz
，
50 GHz]
Example: :SENS:FREQ:FIX 3GHz
:SENS:FREQ:FIX?
Key path: Front panel
【
Freq/Points
】
—>[Freq Mode]—>[Fixed]—>[Fixed Freq]
[ Frequency Span ]
:SENSe:FREQuency:SPAN
Function description: This command is used to set/query the sweep frequency width.
Setting format: :SENSe:FREQuency:SPAN <frequency>
Query format: :SENSe:FREQuency:SPAN?
Return value: The unit is Hz
Parameter description: The input frequency units include Hz, kHz, MHz, GHz or k, M, G. It is Hz by
default.
<freq> Fixed frequency.
Range:3986A:[10 MHz, 3.99 GHz]
3986D:[10 MHz
，
17.99 GHz]
3986E:[10 MHz
，
26.49 GHz]
3986F:[10 MHz
，
39.99 GHz]
3986H:[10 MHz
，
49.99 GHz]
Example: :SENS:FREQ:SPAN 3GHz
:SENS:FREQ:SPAN?
Key path: Front panel
【
Freq/Points
】
—>[Span]
[ Frequency List ]
:SENSe:FREQuency:LIST:DATA
Function description: This command is used to set/query the frequency value of the frequency table
when the [Freq Mode] is [List].
Setting format: :SENSe:FREQuency:LIST:DATA <freq>, <freq>{,<freq>}
Query format: :SENSe:FREQuency:LIST:DATA?
Return value: The unit is Hz
Parameter description: The input frequency units include Hz, kHz, MHz, GHz or k, M, G. It is Hz by
default.
Range: [2, 401] data points, up to 401 values may be input and at least 2
frequency values are specified.