Tekamul Buber, Senior Principal Engineer at Maury Microwave, discusses the motivation of using S-parameters with uncertainty, compares traditional and enhanced VNA measurement models, and finally provides a measurement and design example of a power amplifier using S-parameters with uncertainty.

The measurement data and design files related to the amplifier in the presentation can be downloaded at
https://ieee-dataport.org/open-access/uncertainty-added-s-parameters-high-power-rf-transistors
https://ieee-dataport.org/open-access/power-amplifier-design-uncertainty-added-s-parameters