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 Network Analyzers using PXI software

The Analyzer supports several methods of one-port and two-port calibration. The calibration methods vary by quantity and type of the standards being used, by type of error correction, and accuracy. The table below presents an overview of calibration methods.

Calibration Method

Parameters

Standards

Errors

Accuracy

Reflection Normalization

S11

or

S22

•SHORT or OPEN

•LOAD
(if optional directivity is performed)

Er1, Ed11

or

Er2, Ed21

Low

Transmission Normalization

S21

or

S12

•THRU

•2 LOADs
(if optional isolation calibration is performed)

Et1, Ex12

or

Et2, Ex22

Low

Full One-Port Calibration

S11

or

S22

•SHORT

•OPEN

•LOAD

Er1, Ed1, Es1

or

Er2, Ed2, Es1

High

One-Path Two-Port Calibration

S11, S21

or

S12, S22

•SHORT

•OPEN

•LOAD

•THRU

•2 LOADs
(if optional isolation calibration is performed)

Er1, Ed1, Es1, Et1, Ex12

or

Er2, Ed2, Es2, Et2, Ex22

Medium

Full Two-Port Calibration

S11, S21

S12, S22

•SHORT

•OPEN

•LOAD

•THRU

•2 LOADs
(if optional isolation calibration is performed)

Er1, Ed1, Es1, Et1, El1, Ex12

Er2, Ed2, Es2, Et2, El2, Ex22

High

Two-Port TRL Calibration

S11, S21

S12, S22

•THRU or LINE

•REFLECT

•LINE or 2 LOADs

Er1, Ed1, Es1, Et1, El1

Er2, Ed2, Es2, Et2, El2

Very High

1. If optional directivity calibration is performed.

2. If optional isolation calibration is performed.

 

Rev.:  22.3