HIGHLIGHTS

Enable deeper insights in measurement and analysis by expanding the capabilities of your FieldFox handheld analyzer with software upgradeable capabilities. These capabilities are engineered to deliver precise measurements that agree with benchtop results into the field.

Features available for N9936B (Base model: spectrum analyzer):

  • Reflection measurements
  • Full-band tracking generator
  • Preamplifier
  • Interference analyzer and spectrogram
  • USB power sensor support
  • Pulse measurements with USB peak power sensor
  • Built-in power meter
  • Built-in variable DC voltage source
  • Built-in GPS receiver
  • Remote control capability

and more

Find out more about Keysight FieldFox Handheld Analyzer Software


  • Measurement capabilities to handle routine maintenance and in-depth troubleshooting
  • Maximize performance with VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more
  • Order with new instrument or upgrade an existing instrument

Spectrum Analysis

209 – Extended Range Transmission Analysis (ERTA)

Measure the scalar transmission gain or loss of waveguide systems, mixers, converters, and long cables where the two ends cannot easily meet.

220 – Tracking Generator

Measure scalar stimuli/responses of active and passive components.

233 – Spectrum Analyzer

Perform high-performance spectrum analysis with four trace options, different detector types, radio standard selection, and flexible limit lines.

235 – Pre-amplifier

Increase spectrum analyzer sensitivity and reduce the DANL.

236 – Interference Analyzer and Spectrogram

Identify interfering signals quickly and accurately using spectogram or waterfall display. Record traces over time and store them for offline processing.  

238 – Spectrum Analyzer Time Gating

Measure the spectrum of a periodic signal during a specified time interval.

350 – Real-Time Spectrum Analyzer (RTSA)

Use gap-free, real-time spectrum analysis (RTSA) with 100 MHz of real-time bandwidth to capture small and intermittent signals masked by larger signals.

351 – I/Q analyzer (IQA)

Demodulate I/Q data and verify final signal chain integration or troublesoot signal quality degradation due to hardware or software issues.

353 – IQ Streaming

Provide gapless IQ data to external application software to perform spectrum monitoring, demodulation, and decoding.

355 – Analog Demodulation

Demodulate and characterize AM and FM signals of radio transmitters by visualizing the RF spectrum, waveform, and metrics such as carrier power and modulation rate.

356 – Noise Figure

Characterize devices like low noise amplifiers, frequency converters, and receivers with portable, one-button Y-factor noise figure and gain measurements.

361 – Electromagnetic Interference (EMI) Measurements

Evaluate EMI pre-compliance limits, identify issues, perform equipment or network regulatory audits, and troubleshoot circuit boards.

Cable, Antenna, & Network Analysis

320 – Reflection meas. (RL, VSWR and scalar meas.)

Measure important parameters that reflect the power transfer efficiency of a given cable and antenna system.

5G/LTE Field Test

312 – Channel Scanner

Verify signal coverage, identify potential interference issues, and optimize network performance with channel power measurements of up to 20 channels at once.

358 – Electromagnetic Field (EMF) Measurements

Evaluate total RF exposure levels in any given area. Verify compliance to regulatory and government requirements using a triaxial isotropic antenna.

360 – Phased Array Antenna Support

Support for a portable phased array antenna that enables beamforming and MIMO analysis for qualifying the 5G air interface in the field.

370 – Over-the-Air (OTA) LTE FDD

Analyze LTE FDD cell information transmitted over-the-air and optimize inter-RAT handovers for overlapping 5G and LTE networks.

371 – Over-the-air (OTA) LTE TDD

Provide insights to available 4G cells at a given frequency or the component carrier for the LTE signals with Time Division Duplex frame structure.

377 – Over-the-Air (OTA) 5G TF

Demodulate and analyze 5GTF cell information transmitted over-the-air from base station downlink multi-path and multi-cell environments.

378 – Over-The-Air (OTA) 5G NR

Measure and decode 5G NR signal quality metrics to verify the 5G coverage at FR1 or FR2 frequencies.

B04 – Analysis Bandwidth, 40 MHz

Optimize signal analysis for communication signals like scalable multi-channel LTE with 40 MHz of bandwidth.

B10 – Analysis Bandwidth, 120 MHz

Enable quantifications for bandwidth-hungry modern signals such as in 5G NR and satellite communications with 120 MHz of bandwidth.

Power Measurements

208 – USB power Sensor Measurement versus Frequency 

Characterize the scalar transmission response of devices such as mixers and converters using USB power sensor measurements versus frequency.

302 – USB Power Sensor Support

Characterize RF pulses such as those used in radar and electronic warfare systems using a USB peak power sensor.

310 – Built-in Power Meter

Make accurate, user-definable channel power measurements such as transmitter output power with no additional external hardware.

330 – Pulse Measurement with USB Peak Power Sensor

Efficiently characterize pulsed RF signals by leveraging a Keysight USB peak power sensor.

Utilities

030 – Remote Control Capability

View and control FieldFox remotely using an iOS device or an Android device.

307 – GPS Receiver

Attach geolocation tags to measurements with a built-in GNSS/GPS receiver.

309 – DC Bias Variable Voltage Source

Provide power to amplifiers under test and bias tower mounted amplifiers.

352 – Indoor and Outdoor Mapping

Import indoor and outdoor maps for data collection and plotting to the map.

Learn more about each software option in the Technical Overview.

Free Trials

  • Get free, 30-day licenses
  • Enable options on your FieldFox
  • Evaluate the full-featured version with no functionality restrictions

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