Keysight FieldFox B Series Handheld CAT, VNA, Spectrum Analyzers
The models FieldFox B:
N9913B, N9914B, N9915B, N9933B, N9934B, and N9935B are EOL/obsolete.
▸Click here to find replacement models.
Benefits of the FieldFox B Series Handheld Multifunctional RF Analyzers
- RF Signal/spectrum analyzers (SA), vector network analyzers (VNA), combination instruments.
- Compact, rugged handheld instruments for mobile use in the field.
- High budget flexibility - choose desired features and easily upgrade later.
Keysight FieldFox B Series Handheld CAT, VNA, Spectrum Analyzers
Keysight FieldFox B Series is a family of handheld devices made for field measurements of RD spectrum, cables and antennas, filters, isolators, transmission lines, transmitter power, analog/digital modulation analysis and more.
- Measure with confidence from 5 kHz to 9 GHz.
- 120 MHz real-time spectrum analysis.
- Various combinations:
- CAT - cable and antenna analyzer.
- VNA - vector network analyzer.
- SA - signal/Spectrum analyzer.
- Or: All-on-one combination analyzer.
- Rugged: Meets MIL-PRF-28800F Class 2, IP53.
- Wide operation temperature -10...+55°C.
- Portable and compact, light-weight 3.34 kg.
- Built-in GNSS/GPS receiver.
- ECal support.
- Extended range transmission analysis (ERTA).
- Supports over-the-air (OTA) measurements for 4G LTE FDD/TDD and 5G NR.
FieldFox B Series Family Features and Options
| Option | Description | Combination Analyzers N9913/4/5 | Signal Analyzers N9933/4/5 |
| CAT/vector network analysis | |||
| 010 | VNA time domain | ✓ | - |
| 210 | VNA transmission/reflection | ✓ | - |
| 211 | VNA full 2-port S-parameters | ✓ | - |
| 212 | 1-port mixed-mode S-parameters | ✓ | - |
| 215 | TDR cable measurements | ✓ | - |
| 305 | Cable and antenna analyzer | Base model1) | -2) |
| 308 | Vector voltmeter | ✓ | - |
| 320 | Reflection measurement (RL, VSWR and scalar measurement) | -3) | ✓ |
| Spectrum analysis | |||
| 209 | Extended range transmission analysis (ERTA) | ✓ | ✓ |
| 220 | Tracking generator | -4) | ✓ |
| 233 | Spectrum analyzer | ✓ | Base model1) |
| 235 | Pre-amplifier | ✓ | ✓ |
| 236 | Interference analyzer and spectrogram | ✓ | ✓ |
| 238 | Spectrum analyzer time gating | ✓ | ✓ |
| 312 | Channel scanner | ✓ | ✓ |
| 350 | Real-time spectrum analyzer (RTSA) | ✓ | ✓ |
| 351 | I/Q analyzer (IQA) | ✓ | ✓ |
| 352 | Indoor and outdoor mapping | ✓ | ✓ |
| 353 | IQ streaming | ✓ | ✓ |
| 355 | Analog demodulation | ✓ | ✓ |
| 356 | Noise figure (NF) | ✓ | ✓ |
| 358 | EMF measurements | ✓ | ✓ |
| 360 | Phased array antenna support | ✓ | ✓ |
| 361 | EMI measurements | ✓ | ✓ |
| 370 | Over-the-air (OTA) LTE FDD | ✓ | ✓ |
| 371 | Over-the-air (OTA) LTE TDD | ✓ | ✓ |
| 377 | Over-the-air (OTA) 5G TF | ✓ | ✓ |
| 378 | Over-the-air (OTA) 5G NR | ✓ | ✓ |
| B04 | Analysis bandwidth, 40 MHz5) | ✓ | ✓ |
| B10 | Analysis bandwidth, 120 MHz5) | ✓ | ✓ |
| Power measurements | |||
| 208 | USB power sensor measurement versus frequency | ✓ | ✓ |
| 302 | USB power sensor support | ✓ | ✓ |
| 310 | Built-in power meter | ✓ | ✓ |
| 330 | Pulse measurement with USB peak power sensor | ✓ | ✓ |
| System features | |||
| 030 | Remote control capability | ✓ | ✓ |
| 307 | GPS receiver | ✓ | ✓ |
| 309 | DC bias variable-voltage source | ✓ | ✓ |
| - | Frequency extender support6) | ✓ | ✓ |
| Windows based software | |||
| 89601B | PathWave VSA (89600 VSA) software | ✓ | ✓ |
| N6820ES | Surveyor 4D software | ✓ | ✓ |
| |||
Model Overview FieldFox B Base Devices
| FieldFox RF and Microwave (Combination) Analyzers: Cable and Antenna Tester (CAT) + Vector Network Analyzer (VNA) + Spectrum Analyzer (SA) | ||||
| Model | Description | CAT and VNA Frequency | SA Frequency (usable to 5 kHz) | Testport Connector |
| N9913B | 4 GHz FieldFox RF analyzer | 30 kHz...4 GHz | 9 kHz...4 GHz | Type N (female) |
| N9914B | 6.5 GHz FieldFox RF analyzer | 30 kHz...6.5 GHz | 9 kHz...6.5 GHz | Type N (female) |
| N9915B | 9 GHz FieldFox RF analyzer | 30 kHz...9 GHz | 9 kHz...9 GHz | Type N (female) |
| FieldFox Microwave Spectrum/Signal Analyzers | ||||
| Model | Description | Frequency range (useable to 5 kHz) | Testport Connector | |
| N9933B | 4 GHz FieldFox signal analyzer | 9 kHz...4 GHz | Type N (female) | |
| N9934B | 6.5 GHz FieldFox signal analyzer | 9 kHz...6.5 GHz | Type N (female) | |
| N9935B | 9 GHz FieldFox signal analyzer | 9 kHz...9 GHz | Type N (female) | |
Included: FieldFox base device N 9913B, 9914B, 9915B, 9933B, 9934B, 9935B, power adaptor, battery, bag, LAN cable, short description.
Comparing FieldFox A and B Series
| Feature | ▸FieldFox B Series | ▸FieldFox A Series |
| CAT (cable antenna test) | ✓ | ✓ |
| VNA (vector network analyzer) | ✓ | ✓ |
| SA (spectrum analyzer) | ✓ | ✓ |
| RTSA (real-time spectrum analyzer) | ✓ | ✓ |
| Realtime bandwidth | 120 MHz | 10 MHz |
| Max. frequency | 9 GHz | 50 GHz |
| VNA dynamic range | 117 dB | 100 dB |
| DANL (displayed average noise level) | -163 dBm at 2 GHz, -151 dBm at 40 GHz | -159 dBm at 2 GHz, -144 dBm at 40 GHz |
| TOI (third order intercept) | +13.5 (+16) dBm | +15 dBm |
| Phase noise , CF = 1 GHz, 10 kH Offset | -117 (-113) dBc/Hz | -111 dBc/Hz |
| Sweep speed (CAT) | 409 (457) µs/data point | 650 µs/data point |
| Operating temperature | -10...+55°C | -10...+55°C |
| Weight | 3.34 kg | 3.2 kg |
| Battery time | 4 h | 3.5 h |

Agilent's Electronic Measurement Group is now Keysight Technologies.
Information on product safety:
Manufacturer:
Keysight, 1400 Fountaingrove Parkway, Santa Rosa, CA/USA
www.keysight.com
(Keysight Technologies Deutschland GmbH)
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