Keysight Technologies Inc. Upgrade of N4391B Optical Modulation Analyzer
The Keysight N4391BU is an official upgrade option for the N4391B Optical Modulation Analyzer, designed to enhance the performance and capabilities of the base N4391B instrument. This upgrade enables users to access the latest features, improved measurement algorithms, and expanded analysis capabilities as provided by Keysight Technologies. The N4391BU ensures that the N4391B remains compatible with evolving optical communication standards and measurement requirements. It is intended for users who need to maintain state-of-the-art performance in coherent optical signal analysis, supporting advanced research and development in high-speed optical networks. The upgrade is delivered and installed according to Keysight's official procedures, ensuring full compliance with manufacturer specifications.