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 Network Analyzers using S4VNA software

The flatness search function allows to determine and view the following trace parameters: gain, slope, and flatness. Two markers to specify the flatness search range should be set (See figure below).

Flatness search

Flatness search

Flatness parameters

Parameter Description

Symbol

Definition

Gain

gain

Marker 1 value.

Slope

slope

Difference between marker 2 and marker 1 values.

Flatness

flat

Sum of “positive” and “negative” peaks of the trace, which are measured from the line connecting marker 1 and marker 2 (See above figure).

Flatness softkey

Flatness ON

To enable/disable the flatness search function, use the following softkeys:

Markers > Marker Math > Flatness > Flatness

 

Flatness Start Marker 1

Flatness Stop Marker 2

To select the markers specifying the flatness search range, use softkeys:

Markers > Marker Math > Flatness > Flatness Start

Markers > Marker Math > Flatness > Flatness Stop

 

 

 

 

Rev.:  22.4