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N9938A FieldFox Handheld Software

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 N9938A (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
  • Remove control capability

and more

  • N9938A-030 Remote Control Capability N9938A-030 Remote Control Capability 

    N9938A-030 Remote Control Capability

    • Adds remote control capability to FieldFox for iDevices
    • User must supply iPad, iPhone, or iPod
    • User must download free FieldFox app from App Store

  • N9938A-208 USB Power Sensor Measurements Versus Frequency N9938A-208 USB Power Sensor Measurements Versus Frequency 

    N9938A-208 USB Power Sensor Measurements Versus Frequency

    • Swept-frequency power measurement
    • Frequency-offset capability
    • Measurements require a USB power sensor
    • Option 302 is a pre-requisite

  • N9938A-209 Extended Range Transmission Analysis (ERTA) N9938A-209 Extended Range Transmission Analysis (ERTA) 

    N9938A-209 Extended Range Transmission Analysis (ERTA)

    • ERTA can be used to test long lossy cables
    • ERTA requires two FieldFoxes, each enabled with ERTA
    • Measurements: Gain (B/R), input power, output power
    • Pre-requisites: Options 210 and 233
    • Recommended: Options 235 and 307

  • N9938A-220 Full-band Tracking Generator N9938A-220 Full-band Tracking Generator 

    N9938A-220 Full-band Tracking Generator

    • 30 kHz to 26.5 GHz
    • Tracking, CW and CW coupled modes
    • Output power ≥ 3 dBm
    • Flattened power output +/- 1.5 dB at -15 dBm nominal
    • Power step size of 1 dB
    • 108 dB dynamic range

  • N9938A-235 Preamplifier, 26.5 GHz N9938A-235 Preamplifier, 26.5 GHz 

    N9938A-235 Preamplifier, 26.5 GHz

    • 9 kHz to 26.5 GHz
    • 20 dB gain
    • DANL -155 dBm

  • N9938A-236 Interference Analyzer and Spectrogram N9938A-236 Interference Analyzer and Spectrogram 

    N9938A-236 Interference Analyzer and Spectrogram

    • Spectrogram display
    • Waterfall display
    • Time and delta time markers
    • Record and playback

  • N9938A-238 Spectrum Analyzer Time Gating N9938A-238 Spectrum Analyzer Time Gating 

    N9938A-238 Spectrum Analyzer Time Gating

    • Adds FFT gating
    • Gate sources: External, RF burst and video
    • Option 233 is a prerequisite for Option 238

  • N9938A-302 External USB Power Sensor Support N9938A-302 External USB Power Sensor Support 

    N9938A-302 External USB Power Sensor Support

    • Adds Keysight USB power sensor support to FieldFox analyzers
    • Frequency and power range depend on sensor

  • N9938A-307 GPS Receiver N9938A-307 GPS Receiver 

    N9938A-307 GPS Receiver

    • Adds internal GPS receiver to FieldFox
    • Geo-location data: latitude, longitude, altitude, time, sync time/date
    • Increase frequency reference accuracy
    • Order antenna separately

  • N9938A-309 DC Bias Variable Voltage Source N9938A-309 DC Bias Variable Voltage Source 

    N9938A-309 DC Bias Variable Voltage Source

    • Internal built-in power supply
    • Voltage: +1 to +32 V
    • Maximum current: 0.65 A
    • Maximum power: 7 watts

  • N9938A-310 Built-in Power Meter N9938A-310 Built-in Power Meter 

    N9938A-310 Built-in Power Meter

    • Built-in channel power meter
    • No sensor required
    • 100 kHz to 26.5 GHz

  • N9938A-312 Channel Scanner N9938A-312 Channel Scanner 

    N9938A-312 Channel Scanner

    • Adds channel scanner capability for wireless signal coverage test and optimization
    • Scan up to 20 channels at once at any given frequency and BW with GPS information
    • Files can be exported to Google Earth

  • N9938A-320 Reflection Measurements (Return Loss, VSWR and Scalar Measurements) N9938A-320 Reflection Measurements (Return Loss, VSWR and Scalar Measurements) 

    N9938A-320 Reflection Measurements (Return Loss, VSWR and Scalar Measurements)

    • 30 kHz to 26.5 GHz
    • Return Loss
    • VSWR
    • Normalization cal

  • N9938A-330 Pulse Measurements N9938A-330 Pulse Measurements 

    N9938A-330 Pulse Measurements

    • Pulse measurements using FieldFox and USB peak power sensors
    • Measure average power, peak power, and peak to average ratio
    • Pulse profiling and pulse statistics such as rise time, fall time and PRF
       

  • N9938A-350 Real-time Spectrum Analyzer (RTSA) N9938A-350 Real-time Spectrum Analyzer (RTSA) 

    N9938A-350 Real-time Spectrum Analyzer (RTSA)

    • Adds RTSA for gap-free measurements.
    • Capture signals as short as 12 µs with 100% POI with full amplitude acc.
    • Detect signals as short as 22 ns when amplitude acc. not critical.
    • 10 MHz real-time bandwidth.
    • Requires spectrum analyzer option.

  • N9938A-355 Analog Demodulation N9938A-355 Analog Demodulation 

    N9938A-355 Analog Demodulation

    • Requires spectrum analyzer, Option 233
    • Adds AM and FM metrics
    • RF spectrum view and demodulated waveform displays, and audio demod
    • Carrier power, frequency, SINAD, THD
    • AM modulation depth (%), FM frequency deviation (%)