KEYSIGHT's N9914A FieldFox RF analyzers are designed to withstand your toughest working conditions. To accelerate your work, each operating mode has a task-driven user interface that saves time in the field. Step up to FieldFox and boost your readiness. The combination analyzer's base function is a cable and antenna analyzer and it can be configured to include a spectrum and network analyzer. FieldFox can be ordered with additional capabilities: power meter, independent signal generator, vector voltmeter, interference analyzer, variable DC source, and built-in GPS receiver.