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 Vector Network Analyzers Using CMT VNA 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.

flatness evaluation

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).

 

To enable/disable the flatness search function:

Search >  Flatness Evaluation

Then use the toggle to turn it ON/OFF.

 

 

 

To select the markers specifying the flatness search range:

Search > Flatness Evaluation > Start

Search > Flatness Evaluation > Stop

Use the dropdown menus to select the desired start and stop markers.

 

 

 

 

Rev.:  25.00