Keysight Technologies Inc. Noise figure measurements
The Keysight N9918B-356 is a software option for the FieldFox Handheld Analyzer series, enabling 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 or lab. The N9918B-356 supports a wide frequency range, leveraging the FieldFox's capabilities, and provides features such as Y-factor method, automatic uncertainty calculation, and compatibility with external noise sources. It is designed to deliver reliable, repeatable results for RF and microwave component characterization, supporting both R&D and maintenance applications.