Keysight N9951B FieldFox 44 GHz Microwave Analyzer
Never Sacrifice Capability or Portability
Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between. Choose the software-enabled FieldFox configuration that best meets your needs.
- Base model includes a cable and antenna tester (CAT)
- Add software-defined measurement functions according to your needs.
- Capture elusive signals with 120 MHz gap-free, real-time bandwidth.
- Measure all four S-parameters simultaneously with 105 dB dynamic range.
- Make accurate spectrum analyzer measurements (± 0.2 dB) without warmup.
- Perform over-the-air measurements for 5G NR and LTE.
- Use GPS/GNSS for geolocation and timestamping.
- Carry one lightweight unit at 3.4 kg (7.4 lb).
What's Included
N1972A-710: AC / DC adapter for US / Canada ### N1972A-710: AC / DC adapter for US / Canada ### N9951B: FieldFox 44 GHz Microwave Analyzer ### N9951B: FieldFox 44 GHz Microwave Analyzer ### N9951B-210: Vector network analyzer transmission/reflection ### N9951B-210: Vector network analyzer transmission/reflection ### N9951B-211: Vector network analyzer full 2-port S-parameters ### N9951B-211: Vector network analyzer full 2-port S-parameters ### R-51B-001-5Z: Extended Warranty – Return to Keysight – 5 years ### R-51B-001-5Z: Extended Warranty – Return to Keysight – 5 years ### R-55D-001-3Z: KeysightCare Technical Support – 3 years ### R-55D-001-3Z: KeysightCare Technical Support – 3 years
Key Specifications
Bandwidth Options: 10 standard, 40, 120 MHz; Best Speed at 1001 Point, 1 Sweep: 196 μs/pt; Cable and Antenna Analyzer: Yes – Standard; DANL @1 GHz: -163 dBm; Maximum Analysis Bandwidth: 120 MHz; Maximum Frequency: 44 GHz; Maximum Real-Time Bandwidth: 120 MHz; Minimum Frequency: 300 kHz; Number of Built-In Ports: 2 ports; Output Power: Up to 7 dBm; Overall Amplitude Accuracy: +/- 0.2 dB; Overall Amplitude Accuracy: +/- 0.2 dB; Phase Noise @1 GHz (1 MHz offset): -125 dBc/Hz; Phase Noise @1 GHz (10 kHz offset): -114 dBc/Hz; Phase Noise @1 GHz (30 kHz offset): -114 dBc/Hz; Phase Noise at 1 GHz 10 kHz offset: -114 dBc/Hz; Phase Noise at 1 GHz, 1 MHz offset: -125 dBc/Hz; SA Start Frequency: 5 kHz; Spectrum Analyzer: Yes – Optional; Spur Free Dynamic Range: > 104 dB; Standard Attenuator Range: 40 dB; Standard Attenuator Step: 5 dB; Standard Attenuator Step: 5 dB; System Dynamic Range: > 105 dB; TOI @1 GHz (3rd Order Intercept): + 5.1 dBm; Trace Noise: 0.001 dB; Type: Handheld; Type: Handheld; Vector Network Analyzer: Yes – Optional