Keysight N9915B FieldFox Handheld Microwave Analyzer: Precision Analysis for 9 GHz Applications

Keysight N9915B – FieldFox Handheld Combination Microwave Analyzer (9 GHz)

The Keysight N9915B FieldFox is a multi-functional handheld microwave analyzer built for field engineers, RF technicians, and industrial maintenance teams requiring accurate and portable RF measurement up to 9 GHz. This rugged tool consolidates cable and antenna testing (CAT), vector network analysis (VNA), spectrum analysis, and power measurement into a single device — eliminating the need to carry multiple instruments.

Lightweight yet powerful, the N9915B enables real-time troubleshooting, preventive maintenance, and over-the-air testing for 5G NR, LTE, and other wireless technologies. Whether you’re inspecting antenna installations or analyzing signal integrity in complex environments, this FieldFox analyzer offers lab-quality results on-site.

Key Features

• Frequency Range (CAT/VNA): 30 kHz to 9 GHz

• Spectrum Analysis Range: 9 kHz to 9 GHz (optional)

• Real-Time Bandwidth: Up to 120 MHz (optional)

• Dynamic Range (S-Parameter Measurement): 115 dB

• Spectrum Accuracy: ±0.3 dB without warmup (optional)

• OTA Measurement Support: 5G NR, LTE, Wi-Fi, satellite, and more

• Integrated Options:

  • Vector Network Analyzer (VNA)

  • Spectrum Analyzer

  • Built-in Power Meter

  • Vector Voltmeter

• Weight: Only 7.35 lbs (3.33 kg) – the lightest in its class

• Interfaces: LAN/Ethernet, headphone/mic-in jack

• Storage: Internal memory + SD card slot

• Power Supply: Rechargeable Li-ion battery

Why Choose the N9915B?

The FieldFox N9915B is trusted across industries for its versatility, durability, and field precision. Ideal for professionals handling RF installation, calibration, and diagnostics, this analyzer helps ensure compliance, optimize performance, and reduce downtime in mission-critical systems.

It is also a top choice for organizations practicing predictive maintenance and standards-compliant testing in line with modern calibration protocols and ISO/NIST guidelines.

🛠️ Learn how tools like the N9915B support reliability in industrial environments:
How to Choose the Right Test Equipment for Industrial Electrical Maintenance

What’s Included

• Keysight N9915B FieldFox Microwave Analyzer

• AC/DC Adapter

• Localized Power Cord

• Rechargeable Li-ion Battery

• LAN Cable

• Soft Carrying Case with Backpack and Shoulder Straps

• Quick Reference Guide

Technical Specifications

Applications

• Cable and antenna testing for telecom and broadcasting

• Signal analysis for 5G NR, LTE, radar, satellite

• Field calibration, preventive maintenance, and compliance verification

• Distance-to-fault (DTF) and return loss/VSWR measurements

• Ideal for aerospace, defense, utility, and telecommunication sectors

🔗 Explore More

• Cable and Antenna Analyzers

• Network Analyzers

• How to Choose the Right Test Equipment for Industrial Electrical Maintenance