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Learn about Noise Parameters

GetSnPData Method


Description

Returns noise parameter and S-parameter S2P data for vector noise figure measurements. Noise parameters are NOT valid for NFX or Scalar noise figure measurements.  

 VB Syntax

data = nf.GetSnPData type

Variable

(Type) - Description

data

Variant array to store the data.

nf

A NoiseFigure (object)

type

(string) - Choose "NoiseParameter" - Noise parameter data.

Return Type

Variant – 3 dimensional array.

First dimension size is number of parameters returned

Second dimension size is number of points in the channel.

Third dimension size is 2; format is specified with SnPFormat Property

Data is returned in this order:

<real S11> <imag S11> <real S21> <imag S21> <real S12> <imag S12> <real S22> <imag S22>

Then noise parameters:

<NFMin dB> <mag GammaOpt> <phase GammaOpt> <Rn/Z0>

Default

Not Applicable

Examples

snp = nf.GetSnPData("NoiseParameter")

C++ Syntax

HRESULT GetSnPData( BSTR type, VARIANT * response)

Interface

INoiseFigure7


Last Modified:

24-Oct-2012

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