Keysight Technologies Inc. Vector network analyzer transmission/reflection
The Keysight N9951D-210 is an optional transmission/reflection measurement capability for the FieldFox N9951D handheld microwave analyzer. This option enables users to perform S21 (transmission) and S11 (reflection) measurements, allowing for the characterization of devices such as filters, amplifiers, and cables in the field. The N9951D-210 enhances the FieldFox analyzer by providing vector network analysis functionality, supporting accurate and efficient testing in RF and microwave applications. This option is designed for use with the N9951D model only and is activated via a license key.