Description
Keysight N9918B FieldFox Microwave Analyzer Repair
The Keysight N9918B is a FieldFox handheld microwave analyzer covering up to 26.5 GHz — a ruggedized field instrument combining cable-and-antenna analysis, vector network analysis, and spectrum analysis for microwave field work. As a precision handheld microwave instrument, its faults concentrate in the source and receiver chains, the test port, the synthesizer, and the display.
June Company repairs and calibrates the Keysight N9918B for microwave, radar, and wireless field engineers.
Common Keysight N9918B problems we fix
- Source and receiver restoration — no stimulus or low receiver sensitivity degrading VNA/cable-antenna accuracy, repaired.
- Port-connector damage — worn or damaged test port from field use, repaired.
- Amplitude / frequency accuracy off — front-end or synthesizer drift, recalibrated against standards.
- Touchscreen or display failure — repaired.
- Battery or power faults.
FAQs
My N9918B readings are off — fixable? Yes. Source/receiver and port faults are repairable and recalibrated, then verified so VNA, cable-antenna, and spectrum functions measure accurately, with a NIST-traceable certificate.
Are the ports serviceable? Yes — port repair is routine.
Every repair includes NIST-traceable calibration and a 90-day parts-and-labor warranty. Email us or submit a service request.






Reviews
There are no reviews yet.