SYSTem:PREFerences Commands

SYSTem:PREFerences

| DEFault

| ITEM

     | ASMRamp

     | CALibration

           | SAFE

                | [:STATe] 

     | CORRectrion

           | PARallel

                  | PROCess

     | CSET

           | COMPact

     | DIALog

           | SHOW

                  | LICense

     | EEXTrapolate

     | EDEV: DPOLicy

     | FCAL

     | FIXTure

           | CIRCuit

                  | DEFAults

     | GDELay

           | LEGacy

           | TWOPoint

     | KEYS

     | MARKer:BANDwidth:SEARch

     | MARKer:SINGle

     | MCControl

     | MCMethod

     | MCPreset

     | MINTerpolate

     | MRU

     | OFFSet

           | RCV

           | SRC

     | OPTimize:MEMory

     | PRESet:CONFirm

     | PRESet:POWer:STATe

     | PSRTrace

     | QSTart

     | RECeivers

           | CERRor

           | OVERload:POWer

     | REDLimits

     | REFMarker

     | REMote

           | AUTO

               | [:STATe]

     | RETRace:POWer

     | ROSCillator

           | RECall

     | RTOF

     | SOFTkeys:NAVigation

     | SWITch:DEF

     | USOLt

SOURce

     | GLOBal

           | FREQuency

           | MODulation

                | FILE?

                | LOAD

                | [:STATe]

           | OUTPut

                | [:STATe]

           | POFF

                | IGNore

                     | [:STATe]

           | POWer

           | [:STATe]

Applicable Models: N522xB, N523xB, N524xB, E5080A/B, M983xA

(Read-Write) Set and return whether ramp sweep is used whenever possible when sweep mode is in Auto.

Parameters

<bool>

Choose from:

ON (1) Enable ramp sweep.

OFF (0) Disable ramp sweep.

Examples

SYST:PREF:ITEM:ASMR 1
system:preferences:item:asmramp OFF

Query Syntax

SYSTem:PREFerences:ITEM:ASMRamp?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and reads whether to turn off RF Power after calibration or not.

Parameters

<bool>

Choose from:

ON (1) Enable to turn off RF power after calibration. 

OFF (0) Disable the turn off RF power after calibration. 

Examples

SYST:PREF:ITEM:CAL:SAFE:STAT ON
system:preferences:item:calibration:safe:state ON

Query Syntax

SYSTem:PREFerences:ITEM:CALibration:SAFE:STATe?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Write-only) Resets the VNA preferences to their default settings.  Some default settings vary depending on the VNA Model. Learn more about VNA Preferences.

Examples

SYST:PREF:DEF
system:preferences:default

Query Syntax

Not Applicable

Default

Not Applicable

Applicable Models: All

(Read-Write) Enable or disable parallel processing in the CPU which provides higher calculation speeds.

Parameters

<bool>

Choose from:

OFF (0)  Disable parallel processing.

ON (1)  Enable parallel processing.

Examples

SYST:PREF:ITEM:CORR:PAR:PROC 1
system:preferences:item:correctrion:parallel:process OFF

Query Syntax

SYSTem:PREFerences:ITEM:CORRection:PARallel:PROCess?

Return Type

Boolean

Default

ON or 1

Applicable Models: All

(Read-Write) Set and return whether External Devices remain activated or are de-activated when the VNA is Preset or when a Instrument State is recalled.

This setting remains until changed again using this command, or until the hard drive is changed or reformatted.

Parameters

<bool>

Choose from:

OFF (0)  External devices remain active when the VNA is Preset or when a Instrument State is recalled.

ON (1)  External devices are de-activated (SYST:CONF:EDEV:STAT to OFF) when the VNA is Preset or when a Instrument State is recalled.

Examples

SYST:PREF:ITEM:EDEV:DPOL 1
system:preferences:item:edev:dpolicy OFF

Query Syntax

SYSTem:PREFerences:ITEM:EDEV:DPOLicy?

Return Type

Boolean

Default

ON or 1

Applicable Models: All

(Read-Write) Enables/disables the creation of compact calsets.

Parameters

<bool>

Choose from:

ON (1) Enable creation of compact calsets.

OFF (0) Disable creation of compact calsets.

Examples

SYST:PREF:ITEM:CSET:COMP 1

system:preferences:item:cset:compact OFF

Query Syntax

SYSTem:PREFerences:ITEM:CSET:COMPact?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Enables/disables showing the licensed features dialog on startup.

Parameters

<bool>

Choose from:

ON (1) Enable showing licensed features on startup.

OFF (0) Disable showing licensed features on startup.

Examples

SYST:PREF:ITEM:DIAL:SHOW:LIC 1
system:preferences:item:dialog:show:license OFF

Query Syntax

SYSTem:PREFerences:ITEM:DIALog:SHOW:LICense?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Sets whether a Swept IMD or IMDx calibration can exceed the stop frequency limit of an ECal module. Learn more.

Parameters

<bool>

Choose from:

ON (1)  Allow extrapolation.

OFF (0) Do NOT allow extrapolation.

Examples

SYST:PREF:ITEM:EEXT 1

system:preferences:item:eextrapolate OFF

Query Syntax

SYSTem:PREFerences:ITEM:EEXTrapolate?

Return Type

Boolean

Default

OFF

Applicable Models: M980xA, P50xxA/B, P93xxB, E5080B, E5081A

(Read-Write) Set and return whether factory calibration is enabled after preset

Parameters

<bool>

Choose from:

ON (1) Enable factory calibration after preset

OFF (0) Disable factory calibration after preset

Examples

SYST:PREF:ITEM:FCAL 0

system:preferences:item:fcal OFF

Query Syntax

SYSTem:PREFerences:ITEM:FCAL?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Sets the Series-C and Shunt-L components to legacy or theoretical behavior when set to zero.

Note: This command is only applicable in Firmware versions A.14.00.00 and later.

Parameters

<char>

Choose from:

THEoretical- When "R" or "L" is set to 0, the component is defined as "Short"; when "C" or "G" is set to 0, the component is defined as "Open".

LEGacy - Legacy operation provided as a user-convenience for backward compatibility. When either of the two components of Series-C, "C", and "G", is set to 0, the component is defined as "Open"; when both components are set to 0, they are defined as "Short". When either of the two components of Shunt-L, "L", and "R", is set to 0, the component is defined as "Short"; when both components are set to 0, they are defined as "Open".

Examples

SYST:PREF:ITEM:FIXT:CIRC:DEFA THE
system:preferences:item:fixture:circuit:defaults legacy

Query Syntax

SYSTem:PREFerences:ITEM:FIXTure:CIRCuit:DEFAults?

Return Type

Character

Default

THEoretical

Applicable Models: All

(Read-Write) Sets the group delay aperture to use the legacy computation method. Learn more about group delay aperture.

Parameters

<bool>

Choose from:

ON (1)  Use legacy computation method.

OFF (0) Do not use legacy computation method.

Examples

SYST:PREF:ITEM:GDEL:LEG 1
system:preferences:item:gdelay:legacy OFF

Query Syntax

SYSTem:PREFerences:ITEM:GDELay:LEGacy?

Return Type

Boolean

OFF

Applicable Models: All

(Read-Write) Sets the default group delay aperture setting. Learn more about group delay aperture.

Parameters

<bool>

Choose from:

ON (1)  Sets default group delay aperture to 2 points.

OFF (0) Sets default group delay aperture to 11 points.

Examples

SYST:PREF:ITEM:GDELay:TWOPoint 1
system:preferences:item:gdelay:twopoint OFF

Query Syntax

SYSTem:PREFerences:ITEM:GDELay:TWOPoint?

Return Type

Boolean

Default

OFF

Applicable Models: N522xB, N523xB, N524xB, M937xA, P937xA, M983xA

(Read-Write) Set and return whether the keys are displayed or not.

Parameters

<bool>

Choose from:

ON (1) – Turn keys on.

OFF (0) – Turn keys off.

Examples

SYST:PREF:ITEM:KEYS 1

system:preferences:item:keys OFF

Query Syntax

SYSTem:PREFerences:ITEM:KEYS?

Return Type

Boolean

Default

OFF (0)

Applicable Models: All

(Read-Write) Sets the bandwidth search preference to start a bandwidth or notch search in either peak or marker mode.

Parameters

<char>

Choose from:

MARKer - BW/Notch marker search reference is set to current marker position after Preset. .

PEAK - BW/Notch marker search reference is set to peak after Preset.

Examples

SYST:PREF:ITEM:MARK:BAND:SEAR MARK
system:preferences:item:marker:bandwidth:search PEAK

Query Syntax

SYSTem:PREFerences:ITEM:MARKer:BANDwidth:SEARch?

Return Type

Character

Default

MARK (E5080A/B), PEAK (Others)

Applicable Models:All

(Read-Write) Set and return whether to use one marker for marker search.

Enabled behavior:

• Only one marker is used for bandwidth, notch, PNOP, and PSAT marker searches. The points of interest are marked with a notational UI element, i.e. a small triangle.
• Bandwidth, notch, PNOP, and PSAT marker searches are always tracking. Tracking cannot be disabled.
• One basic search and one advanced search may be set per marker.
• The advanced search is enabled until the user disables the search or a multi-peak or multi-target search is executed.

Disabled behavior:

• Bandwidth, notch, PSAT, and PNOP marker searches use multiple markers.
• One advanced marker search is allowed per trace.
• A marker may only perform a basic search or be part of an advanced search. Not both.
• If an advanced marker search is enabled on a trace and then the user performs a basic search, the advanced search is automatically disabled.
• Advanced searches may enable or disable tracking. Only one search may be tracked.

Parameters

<bool>

Choose from:

ON (1) Enable single marker search.

OFF (0) Disable single marker search.

Examples

SYST:PREF:ITEM:MARK:SING 1
system:preferences:item:marker:single OFF

Query Syntax

SYSTem:PREFerences:ITEM:MARKer:SINGle?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Set and return whether the Coupled Markers setting controls the ON|OFF state of markers that are coupled. Learn more about Coupled Markers. Refer also to CALC:MEAS:MARK:COUP:STATe ON.

Parameters

<bool>

Choose from:

ON (1) – With Coupled Markers ON, when a marker is turned on, the same-numbered marker on all coupled traces will also be turned on. Likewise, turning off a marker will turn it off on all coupled traces.

OFF (0) – Turning a marker on or off will have no effect on the markers on other traces.

Examples

SYST:PREF:ITEM:MCC 1

system:preferences:item:mccontrol OFF

Query Syntax

SYSTem:PREFerences:ITEM:MCControl?

Return Type

Boolean

Default

OFF (0)

Applicable Models: All

(Read-Write) Set and return whether Coupled Markers is set to Channel or All after Preset. Learn more about Coupled Markers. Refer also to CALC:MEAS:MARK:COUP:STATe ON and SYST:PREF:ITEM:MCPR ON.

Parameters

<bool>

Choose from:

ON (1) – Marker Coupling Method is set to Channel after Preset.

OFF (0) – Marker Coupling Method is set to ALL after Preset.

Examples

SYST:PREF:ITEM:MCM 1

system:preferences:item:mcmethod OFF

Query Syntax

SYSTem:PREFerences:ITEM:MCMethod?

Return Type

Boolean

Default

OFF (0)

Applicable Models: All

(Read-Write) Set and return whether Coupled Markers is set to ON or OFF after Preset. Learn more about Coupled Markers.

Parameters

<bool>

Choose from:

OFF (0) – Coupled Markers is OFF after Preset.

ON (1) – Coupled Markers is ON after Preset.

Examples

SYST:PREF:ITEM:MCPR 1

system:preferences:item:mcpreset OFF

Query Syntax

SYSTem:PREFerences:ITEM:MCPReset?

Return Type

Boolean

Default

OFF (0)

Applicable Models: N522xB, N523xB, N524xB, M983xA

(Read-Write) Sets and reads the state of the memory data interpolation default preference. The PNA will return to the default interpolation state after a Preset, creating a new trace, or closing the PNA application. Learn more.

Parameters

<bool>

Choose from:

0 - OFF - Set memory interpolation to OFF as the default.

1 - ON - Set memory interpolation to ON as the default.

Examples

SYST:PREF:ITEM:MINT 1

Query Syntax

SYSTem:PREFerences:ITEM:MINTerpolate?

Return Type

Boolean

Default

0

Applicable Models: All

(Read-Write) Set and return whether to list files for recall on softkeys by most-recently used or alphabetically.

Parameters

<bool>

Choose from:

ON (1) – Recall softkeys show most recently-used files.

OFF (0) – Recall softkeys show alphabetically-ordered files.

Examples

SYST:PREF:ITEM:MRU 1

system:preferences:item:mru OFF

Query Syntax

SYSTem:PREFerences:ITEM:MRU?

Return Type

Boolean

Default

OFF (0)

Applicable Models: All

(Read-Write) Set and return whether to offset the test port receivers by the amount of receiver attenuation. Learn more.

To send this command using the VNA front panel, open the GPIB Command Processor Console, then type either of the following examples at the command prompt. Then type the Query Syntax and press enter to be sure the VNA took the command.

This setting remains until changed again using this command, or until the hard drive is changed or reformatted.

Parameters

<bool>

Choose from:

ON (1) Offset the test port receivers

OFF (0) Do NOT offset the test port receivers

Examples

SYST:PREF:ITEM:OFFS:RCV 1
system:preferences:item:offset:rcv OFF

Query Syntax

SYSTem:PREFerences:ITEM:OFFSet:RCV?

Return Type

Boolean

Default

PNA-L and E836xB: OFF (does NOT offset the display).

PNA-X: ON (offsets the display).

Applicable Models: All

(Read-Write) Set and return whether to offset the reference receiver by the amount of source attenuation. Learn more.

To send this command using the VNA front panel, open the GPIB Command Processor Console, then type either of the following examples at the command prompt. Then type the Query Syntax and press enter to be sure the VNA took the command.

This setting remains until changed again using this command, or until the hard drive is changed or reformatted.

Parameters

<bool>

Choose from:

ON (1) Offset the reference receivers.

OFF (0) Do NOT Offset the reference receivers.

Examples

SYST:PREF:ITEM:OFFS:SRC 1
system:preferences:item:offset:src OFF

Query Syntax

SYSTem:PREFerences:ITEM:OFFSet:SRC?

Return Type

Boolean

Default

All models: ON (offset the display).

Applicable Models: M9485A

(Read-Write) Set and return the memory optimization function status. This extends the maximum number of channel. However, this causes slow measurement.

Parameters

<bool>

Choose from:

ON (1)  Memory optimization on (more channesl, but slower speed)

OFF (0) Memory optimization off

Examples

SYST:PREF:ITEM:OPT:MEM 1
system:preferences:item:optimize:memory OFF

Query Syntax

SYSTem:PREFerences:ITEM:OPTimize:MEMory?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return preset confirmation. If preset confirmation is OFF, pressing the green PRESET key presets the instrument and opens the Preset softkey menu. If preset confirmation is ON, pressing the green PRESET causes the Preset menu to appear.

Parameters

<bool>

Choose from:

ON (1) Enable preset confirmation.

OFF (0) Disable preset confirmation.

Examples

SYST:PREF:ITEM:PRES:CONF 1
system:preferences:item:preset:confirm OFF

Query Syntax

SYSTem:PREFerences:ITEM:PRESet:CONFirm?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Set and return the Preset Power ON/OFF state.  Learn more.

This setting remains until changed again using this command, or until the hard drive is changed or reformatted.

Parameters

<char>

Choose from:

ON - Instrument Preset always turns RF power ON.

AUTO -  When the current power setting is OFF, leave power OFF after Preset. When the current power setting is ON, turn power ON after Preset.

Examples

SYST:PREF:ITEM:PRE:POW ON
system:preferences:item:preset:power:state auto

Query Syntax

SYSTem:PREFerences:ITEM:PREset:POWer[:STATe]?

Return Type

Character

Default

ON

Applicable Models: All

(Read-Write) At the end of a power sweep, while waiting to trigger the next sweep, maintain source power at either the start power level or at the stop power level.

To send this command using the VNA front panel, open the GPIB Command Processor Console, then type either of the following examples at the command prompt. Then type the Query Syntax and press enter to be sure the VNA took the command.

This setting remains until changed again using this command, or until the hard drive is changed or reformatted.

Parameters

<char>

Choose from:

STARt -  Maintain source power at the start power level.

STOP -  Maintain source power at the stop power level.

Examples

SYST:PREF:ITEM:PSRT STOP
system:preferences:item:psrtrace start

Query Syntax

SYSTem:PREFerences:ITEM:PSRTrace?

Return Type

Character

Default

STARt

Applicable Models: All

(Read-Write) This command controls the on/off state of the preference, "On PRESET show Quick Start dialog".

Parameters

<bool>

Choose from:

ON (1)  Display the Quick Start dialog on PRESET.

OFF (0) Do not display the Quick Start dialog on PRESET.

Examples

SYST:PREF:ITEM:QST 1
system:preferences:item:qstart OFF

Query Syntax

SYSTem:PREFerences:ITEM:QST?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return whether to display receiver overload warnings. Learn more.

Parameters

<bool>

Choose from:

ON (1)  Display overload warnings,

OFF (0) Do NOT display overload warnings.

Examples

SYST:PREF:ITEM:REC:CERR 1

system:preferences:item:receivers:cerror:state OFF

Query Syntax

SYSTem:PREFerences:ITEM:RECeivers:CERRor[:STATe]?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Set and return whether to turn source power OFF when a receiver is overloaded. Learn more.

Parameters

<bool>

Choose from:

ON (1)  Turn OFF source power to ALL ports when a receiver is overloaded.

OFF (0)  Power remains ON when a receiver is overloaded.

Examples

SYST:PREF:ITEM:REC:OVER:POW 1

system:preferences:item:receivers:overload:power:state OFF

Query Syntax

SYSTem:PREFerences:ITEM:RECeivers:OVERload:POWer[:STATe]?

Return Type

Boolean

Default

OFF (0)

Applicable Models: N522xB, N523xB, N524xB, M937xA, P937xA, M983xA

(Read-Write) Set and return whether to draw limits lines in Red or the trace color.

Parameters

<bool>

Choose from:

ON (1)  All Limit lines are drawn in Red.

OFF (0)  Limit lines are drawn the same color as the trace.

Examples

SYST:PREF:ITEM:REDL 1

system:preferences:item:redlimits OFF

Query Syntax

SYSTem:PREFerences:ITEM:REDLimits?

Return Type

Boolean

Default

OFF

Applicable Models: N522xB, N523xB, N524xB, M937xA, P937xA, M983xA

(Read-Write) Set and return whether to treat marker 10 as a reference marker. If set to ON (1) for legacy behavior, marker 10 is the reference marker. If set to OFF (0), marker 16 is the reference marker and marker 10 becomes a normal marker. Learn more.

Parameters

<bool>

Choose from:

ON (1)  Marker 10 is always a reference marker (Pre A.10.40 behavior).

OFF (0)  Marker 10 is just another marker and marker 16 becomes the reference marker. See Reference Marker commands

Examples

SYST:PREF:ITEM:REFM 1

system:preferences:item:refmarker OFF

Query Syntax

SYSTem:PREFerences:ITEM:REFMarker?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Enables/disables changing from local to remote status when a SCPI command is received.

Parameters

<bool>

Choose from:

OFF (0)  Turn OFF local/remote behavior.

ON (1)  Turn ON local/remote behavior.

Examples

SYST:PREF:ITEM:REM:AUTO 0
system:preferences:item:remote:auto:state OFF

Query Syntax

SYSTem:PREFerences:ITEM:REMote:AUTO[:STATe]?

Return Type

Boolean

Default

ON

Applicable Models: N522xB, N523xB, N524xB, E5080B, E5081A

(Read-Write) For single-band frequency or segment sweeps ONLY, specify whether to turn RF power ON or OFF during a retrace. Learn more about RF power during sweep retrace.

To send this command using the VNA front panel, open the GPIB Command Processor Console, then type either of the following examples at the command prompt. Then type the Query Syntax and press enter to be sure the VNA took the command.

This setting remains until changed using this command, or until the hard drive is changed or reformatted.

Parameters

<char>

Choose from:

AUTO: Power is left ON during retrace of single-band frequency or segment sweeps ONLY.

OFF: Power is turned OFF during retrace of single-band frequency or segment sweeps ONLY.

Examples

SYST:PREF:ITEM:RETR:POW OFF

system:preferences:item:retrace:power auto

Query Syntax

SYSTem:PREFerences:ITEM:RETRace:POWer?

Return Type

Character

Default

AUTO

Applicable Models: All

(Read-Write) Enables/disables External Reference settings being affected by Recall/Preset.

Parameters

<bool>

Choose from:

OFF (0)  External Reference settings will be maintained until changed.

ON (1)  External Reference settings will be affected by Recall/Preset.

Examples

SYST:PREF:ITEM:ROSC:REC 0
system:preferences:item:roscillator:recall OFF

Query Syntax

SYSTem:PREFerences:ITEM:ROSCillator:RECall?

Return Type

Boolean

Default

ON

Applicable Models: All

(Read-Write) Set and return whether to display limit line failures as red trace segments or red data points (dots). Learn more.

Parameters

<bool>

Choose from:

ON (1)  Display failures as red trace segments. (Red Trace On Fail).

OFF (0) Display failures as red data points (dots).

Examples

SYST:PREF:ITEM:RTOF 1
system:preferences:item:rtof OFF

Query Syntax

SYSTem:PREFerences:ITEM:RTOF?

Return Type

Boolean

Default

OFF

Applicable Models: N522xB, N523xB, N524xB, M937xA, P937xA, M983xA

(Read-Write) This command controls the on/off state of the preference, "Use keyboard to navigate softkeys".

Parameters

<bool>

Choose from:

ON (1)  Enable softkey navigation with keyboard.

OFF (0) Disable softkey navigation with keyboard.

Examples

SYST:PREF:ITEM:SOFT:NAV 1
system:preferences:item:softkeys:navigation OFF

Query Syntax

SYSTem:PREFerences:ITEM:SOFTkeys:NAVigation?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Sets the default setting for the Noise Tuner switch. This is the setting that occurs when a new channel is created. Learn more.

This command will return an error on VNA models with a built-in Noise tuner.

To send this command using the VNA front panel, open the GPIB Command Processor Console, then type either of the following examples at the command prompt. Then type the Query Syntax and press enter to be sure the VNA took the command.

This setting remains until changed using this command, or until the hard drive is changed or reformatted.

Parameters

<string>

Name of the switch to set. Choose from:

• "Port1NoiseTuner"

<int>

Value to set. Choose from:

0  Sets the default (preset) to INTERNAL

1  Sets the default (preset) to EXTERNAL

Examples

SYST:PREF:ITEM:SWIT:DEF "Port1NoiseTuner" 1 'Write

system:preferences:item:switch:def? "Port1NoiseTuner" 'Read

Query Syntax

SYSTem:PREFerences:ITEM:SWITch:DEF? <switch>

Return Type

Integer

Default

1  (External)

Applicable Models: All

(Read-Write) This command controls the on/off state of the preference, "Use Unknown thru math for SOLT methods".

Parameters

<bool>

Choose from:

ON (1)  Error terms are computed using the unknown thru method.

OFF (0)Error terms are computed using the definition of the defined thru.

Examples

SYST:PREF:ITEM:USOL 1
system:preferences:item:usolt OFF

Query Syntax

SYSTem:PREFerences:ITEM:USOLt?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return the frequency of the specified global source. Learn more.

Parameters

<port>

Source port number of the VNA.

<num>

Global source frequency. Choose any number between the minimum and maximum frequency limits of the analyzer. Units are Hz.

Examples

SYST:PREF:SOUR:GLOB:FREQ 1E9

system:preferences:source2:global:frequency 1 GHz

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal:FREQuency?

Return Type

Numeric

Default

Not Applicable

<port>

Source port number of the VNA.

<port>

Source port number of the VNA.

Applicable Models: All

(Read-Write) Set and return the state of the specified internal source modulation port. Learn more.

Parameters

<port>

Source port number of the VNA.

<bool>

Choose from:

OFF (0)  Turn modulation state for specified port OFF.

ON (1)  Turn modulation state for specified port ON.

Examples

SYST:PREF:SOUR1:GLOB:MOD 1
system:preferences:source1:global:modulation:state OFF

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal:MODulation[:STATe]?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return the output state of the specified global source. Learn more.

Parameters

<port>

Source port number of the VNA.

<bool>

Choose from:

OFF (0)  Turn global source output OFF.

ON (1)  Turn global source output ON.

Examples

SYST:PREF:SOUR2:GLOB:OUTP 1
system:preferences:source3:global:output:state OFF

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal:OUTPut[:STATe]?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return the global sources that ignore the power off setting. Learn more.

Parameters

<port>

Source port number of the VNA.

<bool>

Choose from:

OFF (0)  Do not ignore power off settings for specified global sources.

ON (1)  Ignore power off settings for specified global sources.

Examples

SYST:PREF:SOUR2:GLOB:POFF:IGN 1
system:preferences:source3:global:poff:ignore:state OFF

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal:POFF:IGNore[:STATe]?

Return Type

Boolean

Default

OFF

Applicable Models: All

(Read-Write) Set and return the power of the specified global source. Learn more.

Parameters

<port>

Source port number of the VNA.

<num>

Global source frequency. Choose any number between the minimum and maximum frequency limits of the analyzer. Units are Hz.

Examples

SYST:PREF:SOUR3:GLOB:POW -5

system:preferences:source2:global:power -5

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal:POWer?

Return Type

Numeric

Default

Not Applicable

Applicable Models: All

(Read-Write) Set and return the global state of the specified global source. Learn more.

Parameters

<port>

Source port number of the VNA.

<bool>

Choose from:

OFF (0)  Turn global state of the specified source OFF.

ON (1)  Turn global state of the specified source ON.

Examples

SYST:PREF:SOUR2:GLOB 1
system:preferences:source3:global:state OFF

Query Syntax

SYSTem:PREFerences:SOURce<port>:GLOBal[:STATe]?

Return Type

Boolean

Default

OFF