The :SENSe{1-16}:CORRection:COLLect:LRL:CALB subsystem commands provide control of Line-Reflect-Line second calibration (or CALB) configuration parameters, execution, and output reporting. The :LRL:CALB commands require a 4-port VNA instrument.
LRL Calibration Subsystems
The LRL-related calibration commands are organized into five (5) subsystems in the following sections:
This command requires a 4-port VNA instrument. The command sets the reference frequency for loss of the given band of the LRL CALB calibration on the indicated channel.
The query outputs the reference frequency for loss of the given band of the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the number of bands to use in the LRL CALB calibration on the indicated channel. The query outputs the number of bands to use in the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the Band reflection type of the LRL CALB calibration on the indicated channel where the type can be set as:
• OPENlike = The reflection type is more like an Open.
• SHORTlike = The reflection type is more like a Short.
• BOTH = The reflection type is like both an Open and a Short.
The query outputs the reflection type of the LRL CALB calibration on the indicated channel for a given band.
This command loads an LRL/TRL cal kit file into CALB LRL calibration on the indicated channel.
Cmd Parameters
<string> Filename and path to the file in the form: 'x:\directory\filename.lcf', where x:\directory\filename.lcf exists and filename.lcf is a valid LRL/TRL cal kit file.
This command sets the file name that will be stored in the LRL/TRL cal kit file.
The query outputs the file name that was last set for the currently loaded file.
Cmd Parameters
<string> Filename and path to the file in the form: 'x:\directory\filename.lcf', where x:\directory\filename.lcf exist and filename.lcf is a valid LRL/TRL cal kit file.
Query Parameters
NA
Query Output
<string> The name that is currently associated with the current cal kit file.
This command requires a 4-port VNA instrument. The command initiates collection of the indicated Device Line Standard data for the CALB calibration on the indicated channel. No query.
This command requires a 4-port VNA instrument. The command sets the delay of the given device for CALB of the LRL calibration of the indicated channel.
The query outputs the delay of the given device for CALB of the LRL calibration of the indicated channel.
Cmd Parameters
<NRf> The input parameter is in seconds.
Query Parameters
NA
Query Output
<NR3> The output parameter is in seconds.
Range
MPND
Default
Default value is dependent on the default dielectric of the substrate and the effective length default value.
This command requires a 4-port VNA instrument. The command sets the physical length of the given device for CALB of the LRL calibration of the indicated channel.
The query outputs the physical length of the given device for CALB of the LRL calibration of the indicated channel.
Cmd Parameters
<NRf> The input parameter is in meters.
Query Parameters
NA
Query Output
<NR3> The output parameter is in meters.
Range
MPND
Default
Default value is dependent on the effective length default value.
This command requires a 4-port VNA instrument. The command sets the line length of the given device of the LRL CALB calibration on the indicated channel.
The query outputs the line length of the given device of the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the capacitance of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
The query outputs the capacitance of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the C1 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the C1 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the C2 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the C2 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the C3 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the C3 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. The command sets the inductance of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Use of Port 3 or Port 4 requires a four-port instrument. The query outputs inductance of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the L1 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the L1 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the L2 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the L2 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
Cmd Parameters
<NRf> in units of Henrys/Hertz^2 (Henrys per Hertz squared)
This command requires a 4-port VNA instrument. Sets the L3 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the L3 coefficient of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. The command sets the offset length of the match device on the indicated port of the LRL CALB calibration on the indicated channel. The query outputs the offset length of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the offset length coefficient1 of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the offset length coefficient1 of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the offset length coefficient2 of the match device on the indicated port of the LRL CALB calibration on the indicated channel.Outputs the offset length coefficient2 of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. Sets the offset length coefficient3 of the match device on the indicated port of the LRL CALB calibration on the indicated channel. Outputs the offset length coefficient3 of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-Port VNA instrument. The command sets the MATCH S1P file on the selected port of the selected device for LRL CALB calibration for the indicated channel. The query outputs the MATCH S1P file on the selected port of the selected device for LRL CALB calibration for the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-Port VNA instrument. The command sets the MATCH S1P file settings ON/OFF on the selected port of the selected device for LRL CALB calibration for the indicated channel. ON means that the S1P file data will be used, OFF means the Circuit Model data will be used.
The query outputs the MATCH S1P file settings on the selected port of the selected device for LRL CALB calibration for the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. The command sets the resistance of the match device on the indicated port of the LRL CALB calibration on the indicated channel. The query outputs resistance of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. The command sets the impedance of the match device on the indicated port of the LRL CALB calibration on the indicated channel. The query outputs the impedance of the match device on the indicated port of the LRL CALB calibration on the indicated channel.
This command has effect only when an even-numbered device is entered.
This command requires a 4-port VNA instrument. The command sets the type of the given device in the LRL CALB calibration on the indicated channel. The query outputs the type of the given device in the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the breakpoint frequency of the LRL CALB calibration on the indicated channel. The query outputs the breakpoint frequency of the LRL CALB calibration on the indicated channel.
Note: This is a legacy command for breakpoint between Band 1 and Band 2. See the new command:
This command requires a 4-port VNA instrument. This command sets the breakpoint frequency between bands of LRL CALB calibration on the indicated channel.
The query outputs the breakpoint frequency between bands of LRL CALB calibration on the indicated channel.
In the command, the number next to BREakpoint has the following correspondence:
• BREakpoint1: Breakpoint frequency between bands 2 and 1
• BREakpoint2: Breakpoint frequency between bands 3 and 2
• BREakpoint3: Breakpoint frequency between bands 4 and 3
• BREakpoint4: Breakpoint frequency between bands 5 and 4
This command requires a 4-port VNA instrument. The command sets the electrical offset length of the open like reflection of the LRL CALB calibration on the indicated channel. The query outputs the electrical offset length of the open like reflection of the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the location of the reference plane in the LRL CALB calibration on the indicated channel to either the middle or the end of the calibration line. The query outputs the location of the reference plane in the LRL CALB calibration on the indicated channel.
This command requires a 4-port VNA instrument. The command sets the offset length of the short like reflection of the LRL CALB calibration on the indicated channel. The query outputs the offset length of the short like reflection of the LRL CALB calibration on the indicated channel.