Contains the settings to perform an SMC Phase Reference Calibration.
SYSTem:CALibrate:PHASe FREQuency: | STARt | STOP GUIDed: | CHANnel? | CATalog? UNKNown: | INCLude | LO | POWer |
Click on a red keyword to view the command details.
Important Notes
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See Also
Example Program
About Phase Reference Cal
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the Cal Kit that will be used to perform the S-parameter Cal. To read a list of valid Cal Kits, use SENSe:CORR:COLL:GUID:CKIT:CAT? |
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Parameters |
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<string> |
Cal Kit. |
Examples |
SYST:CAL:PHAS:CKIT "85052D" |
Query Syntax |
SYSTem:CALibrate:PHASe:CKIT? |
Return Type |
String |
" " |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the connector type and gender of your Cal Kit. To read a list of valid connector types, use SENS:CORR:COLL:GUID:CONN:CAT? |
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Parameters |
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<string> |
Connector type. |
Examples |
SYST:CAL:PHAS:CONN "APC 3.5 female" |
Query Syntax |
SYSTem:CALibrate:PHASe:CONNector? |
Return Type |
String |
" " |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the state of de-embedding (reversing) the port 2 coupler. |
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Parameters |
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<bool> |
Port 2 coupler de-embed state. Choose from: ON (or 1) - Configures the calibration to include additional measurements to de-embed the effects of reversing the coupler. (This is the same as clearing the “Omit Coupler” checkbox.) OFF (or 0) - Excludes additional measurements for de-embedding the effects of reversing the coupler. |
Examples |
SYST:CAL:PHAS:DEEM 1 |
Query Syntax |
SYSTem:CALibrate:PHASe:DEEMbed? |
Return Type |
Boolean |
ON or 1 |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the phase reference cal start frequency. |
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Parameters |
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<value> |
Start frequency. Choose any frequency from 10 MHz to the stop frequency of the VNA. |
Examples |
SYST:CAL:PHAS:FREQ:STAR 17.5e6 |
Query Syntax |
SYSTem:CALibrate:PHASe:FREQuency:STARt? |
Return Type |
Numeric |
Start frequency of the VNA |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the phase reference cal stop frequency. |
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Parameters |
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<value> |
Stop frequency. Choose any frequency within the range of the VNA. |
Examples |
SYST:CAL:PHAS:FREQ:STOP 26.5e9 |
Query Syntax |
SYSTem:CALibrate:PHASe:FREQuency:STOP? |
Return Type |
Numeric |
Stop frequency of the VNA |
Applicable Models: N522xB, N523xB, N524xB (Read-only) Reads the channel number of the Phase Reference Calibration. Use this value as the <ch> argument for the subsequent Guided:Cal commands. |
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Parameters |
None |
Examples |
chan = SYST:CAL:PHAS:GUID:CHAN? |
Return Type |
Numeric |
Not applicable |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the enable state for the specified port. |
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Parameters |
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<n> |
Port number to enable or disable. |
<bool> |
Port enable state. Choose from: ON (or 1) - Enable port <n> OFF (or 0) - Disable port <n> |
Examples |
SYST:CAL:PHAS:PORT2 1 |
Query Syntax |
SYSTem:CALibrate:PHASe:PORT<n>? |
Return Type |
Boolean |
Ports 1 and 2 are enabled. Ports 3 and 4 (if present) are disabled |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the Source Attenuator setting for the Phase Reference calibration. Note: This setting MUST match the source attenuator setting at the mixer input port for subsequent SMC+Phase measurements. |
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Parameters |
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<value> |
Attenuation value in dB. Choose a valid value for the VNA model. See valid settings. |
Examples |
SYST:CAL:PHAS:POW:ATT 10 |
Query Syntax |
SYSTem:CALibrate:PHASe:POWER:ATTenuator? |
Return Type |
Numeric |
10 dB |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the Phase Reference ID to be used for the Phase Reference calibration. Use SYST:CAL:PHAS:REF:CAT? to read the phase references currently connected to the VNA USB. |
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Parameters |
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<string> |
Phase reference ID string. |
Examples |
SYST:CAL:PHAS:REF "MYPRT0001" |
Query Syntax |
SYSTem:CALibrate:PHASe:REFerence? |
Return Type |
String |
Not Applicable |
Applicable Models: N522xB, N523xB, N524xB (Read-only) Reads the ID strings of the phase references that are currently connected to the VNA USB. |
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Parameters |
None |
Examples |
pRef = SYST:CAL:PHAS:REF:CAT? |
Return Type |
Comma-separated string |
Not Applicable |
Applicable Models: N522xB, N523xB, N524xB (Write-only) Resets all properties associated with the Phase Reference Cal to their default values. |
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Parameters |
None |
Examples |
SYST:CAL:ALL:PHAS:RES |
Query Syntax |
Not Applicable |
Not Applicable |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the state of Unknown Mixer calibration. |
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Parameters |
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<bool> |
Unknown Mixer cal state. Choose from: ON (or 1) - Enable Unknown Mixer cal. The start frequency becomes 10 MHz and can NOT be changed. OFF (or 0) - Disable Unknown Mixer cal. |
Examples |
SYST:CAL:PHAS:UNKN:INCL 1 |
Query Syntax |
SYSTem:CALibrate:PHASe:UNKNown:INCLude? |
Return Type |
Boolean |
OFF or 0 |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the input power level to the unknown mixer. |
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Parameters |
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<value> |
Input power level in dBm. |
Examples |
SYST:CAL:PHAS:UNKN:INP:POW -5 |
Query Syntax |
SYSTem:CALibrate:PHASe:UNKNown:INPut:POWer? |
Return Type |
Numeric |
-15 dBm |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the LO frequency to the unknown mixer. |
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Parameters |
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<value> |
LO frequency in Hz. Choose a value between 3 GHz and (Max Frequency minus 1GHz). For a 26.5 GHz VNA, the range is 3 GHz to 25.5 GHz. For best results, use the default LO frequency. 3.351Ghz. This frequency produces no spurs from the input/LO frequency. And also the Input frequency will have no band breaks. |
Examples |
SYST:CAL:PHAS:UNKN:LO:FREQ 3.351e9 |
Query Syntax |
SYSTem:CALibrate:PHASe:UNKNown:LO:FREQuency? |
Return Type |
Numeric |
3.351 GHz |
Applicable Models: N522xB, N523xB, N524xB (Write-Read) Sets and returns the LO power level to the unknown mixer. |
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Parameters |
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<value> |
LO power level in dBm. |
Examples |
SYST:CAL:PHAS:UNKN:LO:POW 10 |
Query Syntax |
SYSTem:CALibrate:PHASe:UNKNown:LO:POWer? |
Return Type |
Numeric |
10 dBm |