Keysight Technologies Inc. Noise figure measurements
The Keysight N9935BU-356 is a software option for the FieldFox Handheld Microwave Spectrum Analyzer (model N9935B) that enables noise figure measurements. This option allows users to make accurate noise figure and gain measurements of amplifiers, mixers, and other devices directly in the field. The N9935BU-356 provides a user-friendly interface for measuring noise figure, gain, and related parameters, supporting both Y-factor and hot/cold methods. It is designed to deliver reliable results with minimal setup, leveraging the FieldFox analyzer's portability and ruggedness. This option is ideal for engineers and technicians performing RF and microwave system maintenance, troubleshooting, and verification tasks outside the lab.