VectorStar™ MS464xB Series Microwave Vector Network Analyzer Programming Manual : SCPI Commands : :SENSe{1-16}:FSEGMent{1-50} Subsystem
 
:SENSe{1-16}:FSEGMent{1-50} Subsystem
The :SENSe{1-16}:FSEGMent{1-50} subsystem commands are used to configure the indicated frequency-based segment.
Limit Line and Segment Subsystems
Related limit line and segment configuration and control subsystems are:
• :CALCulate{1-16}[:SELected]:LIMit Subsystem
• :DISPlay Subsystem
• :SENSe{1-16}:FSEGMent Subsystem
• :SENSe{1-16}:FSEGMent{1-50} Subsystem
• :SENSe{1-16}:ISEGMent Subsystem
• :SENSe{1-16}:ISEGMent{1-50} Subsystem
• :SENSe{1-16}:SEGMent Subsystem
:SENSe{1-16}:FSEGMent{1-50}:AVERage:COUNt <NRf>
:SENSe{1-16}:FSEGMent{1-50}:AVERage:COUNt?
Description
On the indicated channel, sets the Sweep Averaging Count in the indicated frequency-based segment. On the indicated channel, outputs the Sweep Averaging Count in the indicated frequency-based segment.
Cmd Parameters
<NRf> The input parameter is a unitless number.
Query Parameters
<NR1> The output parameter is an integer.
Range
1 to 1024
Default Value
1
Syntax Example
:SENS1:FSEGM1:AVER:COUN 3
:SENS1:FSEGM1:AVER:COUN?
:SENSe{1-16}:FSEGMent{1-50}:BWIDth[:RESolution] <NRf>
:SENSe{1-16}:FSEGMent{1-50}:BWIDth[:RESolution]?
Description
On the indicated channel, sets the Segment IF Bandwidth in the indicated frequency-based segment. On the indicated channel, outputs the Segment IF Bandwidth in the indicated frequency-based segment. The system will automatically select the closest IF bandwidth from the following options:
• 1, 3, 10, 30, 100, 300 Hz
• 1, 3, 10, 30, 100, 300 kHz
• 1 MHz
Cmd Parameters
<NRf> The input parameter is in Hertz.
Query Parameters
<NR3> The output parameter is in Hertz.
Range
1 to 1E6
Default Value
1.00000000000E+005
Syntax Example
:SENS1:FSEGM1:BWID 3.0E3
:SENS1:FSEGM1:BWID?
:SENSe{1-16}:FSEGMent{1-50}:CWMODe[:STATe] <char>
:SENSe{1-16}:FSEGMent{1-50}:CWMODe[:STATe]?
Description
Sets the CW mode on/off state in the indicated frequency-based segment on the indicated port and channel.
Returns the CW mode on/off state in the indicated frequency-based segment on the indicated port and channel.
Cmd Parameters
<char> 1 | 0 | ON | OFF
Query Parameters
<char> 1 | 0
Range
NA
Default Value
0
Syntax Example
:SENS1:FSEGM1:CWMOD ON
:SENS1:FSEGM1:CWMOD?
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTArt <NRf>
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTArt?
Description
Sets the Segment Start Frequency in the indicated frequency-based segment on the indicated port and channel.
Returns the Segment Start Frequency in the indicated frequency-based segment on the indicated port and channel.
The Minimum Instrument Frequency (Fmin) depends on the instrument installed options. The Maximum Instrument Frequency (Fmax) depends on the instrument model. See Minimum/Maximum Instrument Frequency and Related Parameters for frequency limits for combinations of instrument model and available options.
The Minimum Frequency Step Size is equal to 1 Hz.
Query Parameters
<NRf> The input parameter is in Hertz.
Cmd Parameters
<NR3> The output parameter is in Hertz.
Range
Minimum Instrument Frequency to (Maximum Instrument Frequency minus Minimum Frequency Step Size)
Default Value
7.00000000000E+004
Syntax Example
:SENS1:FSEGM1:FREQ:FSTA 3.0E9
:SENS1:FSEGM1:FREQ:FSTA?
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTEp <NRf>
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTEp?
Description
Sets the Segment Step Size in the indicated frequency-based segment on the indicated port and channel.
Returns the frequency step size (Fstep) in the indicated frequency-based segment on the indicated channel.
The Minimum Instrument Frequency (Fmin) depends on the instrument installed options. The Maximum Instrument Frequency (Fmax) depends on the instrument model. See Minimum/Maximum Instrument Frequency and Related Parameters for frequency limits for combinations of instrument model and available options.
The Minimum Frequency Step Size is equal to 1 Hz.
Cmd Parameters
<NRf> The input parameter is in Hertz.
Query Parameters
<NR3> The output parameter is in Hertz.
Range
Minimum Frequency Step Size to (Maximum Instrument Frequency minus Minimum Instrument Frequency)
Default Value
The default value depends on the installed option:
• With Low Frequency Extension Option 70 = 7.14280714286E+008
• Without Option 70 = 7.13571428571E+008
Syntax Example
:SENS1:FSEGM1:FREQ:FSTE 1.00E4
:SENS1:FSEGM1:FREQ:FSTE?
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTOp <NRf>
:SENSe{1-16}:FSEGMent{1-50}:FREQuency:FSTOp?
Description
Sets the Segment Stop Frequency in the indicated frequency-based segment on the indicated channel.
Returns the Segment Stop Frequency in the indicated frequency-based segment on the indicated channel.
The Minimum Instrument Frequency (Fmin) depends on the instrument installed options. The Maximum Instrument Frequency (Fmax) depends on the instrument model. See Minimum/Maximum Instrument Frequency and Related Parameters for frequency limits for combinations of instrument model and available options.
The Minimum Frequency Step Size is equal to 1 Hz.
Cmd Parameters
<NRf> The input parameter is in Hertz.
Query Parameters
<NR3> The output parameter is in Hertz.
Range
(Minimum Instrument Frequency + Minimum Frequency Step) to Maximum Instrument Frequency
Default Value
1.00000000000E+010
Syntax Example
:SENS1:FSEGM1:FREQ:FSTO 10.0E9
:SENS1:FSEGM1:FREQ:FSTO?
:SENSe{1-16}:FSEGMent{1-50}:FREQuency[:CW][:FIXed] <NRf>
:SENSe{1-16}:FSEGMent{1-50}:FREQuency[:CW][:FIXed]?
Description
Sets the Segment CW Frequency in the indicated frequency-based segment on the indicated channel.
Returns the Segment CW Frequency in the indicated frequency-based segment on the indicated channel.
The Minimum Instrument Frequency (Fmin) depends on the instrument installed options. The Maximum Instrument Frequency (Fmax) depends on the instrument model. See Minimum/Maximum Instrument Frequency and Related Parameters for frequency limits for combinations of instrument model and available options.
The Minimum Frequency Step Size is equal to 1 Hz.
Cmd Parameters
<NRf> The input parameter is in Hertz.
Query Parameters
<NR3> The output parameter is in Hertz.
Range
Minimum Instrument Frequency to Maximum Instrument Frequency
Default Value
7.00000000000E+004
Syntax Example
:SENS1:FSEGM1:FREQ 5.0E9
:SENS1:FSEGM1:FREQ?
:SENSe{1-16}:FSEGMent{1-50}:MODBB:POWer:PORT{1-4} <NRf>
:SENSe{1-16}:FSEGMent{1-50}:MODBB:POWer:PORT{1-4}?
Description
The use of this command requires a MS4647B VNA equipped with Option 80/81.
Sets the greater than 54 GHz power level for the indicated frequency-based segment, port, and channel.
Returns the greater than 54 GHz power level for the indicated frequency-based segment, port, and channel.
Cmd Parameters
<NRf> The input parameter is in dBm.
Query Parameters
NA
Output
<NR3> The output parameter is in dBm.
Range
–60 to +30 dBm
Default Value
The default value depends on model and installed options:
• MS4647B with Option 51 or 6x = –10 dBm
• MS4647B without Option 51 or 6x = –3 dBm
Syntax Example
:SENS1:FSEGM1:MODBB:POW:PORT1 3.0E0
:SENS1:FSEGM1:MODBB:POW:PORT1?
:SENSe{1-16}:FSEGMent{1-50}:POWer:PORT{1-4}[:LEVel][:IMMediate][:AMPlitude] <NRf>
:SENSe{1-16}:FSEGMent{1-50}:POWer:PORT{1-4}[:LEVel][:IMMediate][:AMPlitude]?
Description
Sets the power level for the indicated frequency-based segment on the indicated port and channel.
Returns the power level for the indicated frequency-based segment on the indicated port and channel.
Cmd Parameters
<NRf> The input parameter is in dBm.
Query Parameters
<NR3> The output parameter is in dBm.
Range
–30 to +30
Default Value
Default value depends on model and installed options:
• MS4645B or MS4647B with Options 51 or 6x = –10 dBm
• All other MS4645Bs and MS4647Bs = –3 dBm
• MS4642B and MS4644B = +5 dBm
Syntax Example
:SENS1:FSEGM1:POW:PORT1 3.0
:SENS1:FSEGM1:POW:PORT1?
:SENSe{1-16}:FSEGMent{1-50}:SPAntype <char>
:SENSe{1-16}:FSEGMent{1-50}:SPAntype?
Description
Sets the Segment Span Type of the indicated frequency-based segment on the indicated port and channel.
Returns the Segment Span Type of the indicated frequency-based segment on the indicated port and channel.
If STARTSTOP is selected, each segment is defined by the:
• Segment Start Frequency
• Segment Stop Frequency
• Number of Segment Points
If STARTSTEP is selected, each segment is defined by the:
• Start Segment Frequency
• Frequency Step Size
• Number of Segment Points
Cmd Parameters
<char> STARTSTOP | STARTSTEP
Query Parameters
<char> STARTSTOP | STARTSTEP
Range
NA
Default Value
STARTSTOP
Syntax Example
:SENS1:FSEGM1:SPA STARTSTOP
:SENS1:FSEGM1:SPA?
:SENSe{1-16}:FSEGMent{1-50}:SWEep:POINt <NR1>
:SENSe{1-16}:FSEGMent{1-50}:SWEep:POINt?
Description
Sets the Number of Segment Sweep Points in the indicated frequency-based segment on the indicated port and channel.
Returns the Number of Segment Sweep Points in the indicated frequency-based segment on the indicated channel.
The Maximum Instrument Points (MIP) is either 25,000 or 100,000 points depending on the current MIP setting. The MIP setting is available from the front panel user interface at:
• MAIN | System | SYSTEM | Setup | SETUP | Max Points Setup | MAX POINTS
If the setting is changed from its current setting, a full instrument reboot is required.
Cmd Parameters
<NR1> The input parameter is an integer.
Query Parameters
<NR1> The output parameter is an integer.
Range
Range depends on if CW mode is set.
• If CW is set, 1 point.
• If frequency-sweep is set, range is from 2 (two) points to Maximum Instrument Points.
Default Value
15 or 1, depending on CW mode.
Syntax Example
:SENS1:FSEGM1:SWE:POIN 5.01E2
:SENS1:FSEGM1:SWE:POIN?
:SENSe{1-16}:FSEGMent{1-50}[:STATe] <char>
:SENSe{1-16}:FSEGMent{1-50}[:STATe]?
Description
Sets the on/off state of the indicated frequency-based segment on the indicated channel.
Returns the indicated frequency-based segment on/off state on the indicated channel.
Cmd Parameters
<char> 1 | 0 | ON | OFF
Query Parameters
<char> 1 | 0
Range
NA
Default Value
0
Syntax Example
:SENS1:FSEGM1
:SENS1:FSEGM1?