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N9951A FieldFox Handheld Microwave Analyzer, 44 GHz
A lightweight, durable, cable and antenna analyzer, spectrum analyzer, network analyzer, and more
Starting from
Highlights
Never Sacrifice Capability Or Portability
Keysight's FieldFox handheld analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between. Choose the Keysight FieldFox configuration that best meets your needs.
- Standard model includes cable and antenna analyzer.
- Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more.
- Save time by measuring DTF and TDR in the same sweep.
- Measure all four S-parameters simultaneously.
- Make accurate spectrum analyzer measurements (± 0.5 dB) without warm-up.
- Calibrate easily with QuickCal.
- Use the industry's lightest all-in-one analyzer at only 3.2 kg (7.1 lb).
What's included:
- AC/DC adapter
- Localized power cord
- Rechargeable Li-ion battery
- Soft carrying case with backpack and shoulder strap
- Quick Reference Guide
N9951A FieldFox Handheld Software
Make your FieldFox handheld analyzer more capable with convenient software upgrades — engineered to deliver precise measurements in the field.
- Carry one portable instrument that handles routine maintenance and in-depth troubleshooting
- Configure as a VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more
- Order software pre-installed or upgrade an existing instrument
Key Specifications
Number of Built-In Ports
2
Maximum Frequency
44 GHz
Number of Built-In Ports
Maximum Frequency
2
44 GHz
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Additional CAT/VNA Based Features:
Mixed-Mode S-Parameters
DTF/TDR Cable Measurements
Vector Voltmeter
Additional SA Based Features:
Real-Time Spectrum Analysis
Noise Figure Measurements
Over-The-Air Measurements
Built-In Power Meter
Extended Range Transmission Analysis (ERTA)
Applications:
AM/FM Tune and Listen
Field Strength Measurement
SCPI Code Compatibility
Spectrogram
Stimulus Response
89600 VSA Software
Over-The-Air LTE FDD and 5GTF
Bandwidth:
10 MHz
Bandwidth Options:
10 MHz
Best Speed at 1001 Point, 1 Sweep:
478 us/pt
Cable and Antenna Analyzer:
Yes - Standard
DANL @1 GHz:
-159 dBm
Form Factor:
Handheld
Frequency:
44 GHz
Instrument Type:
Combination Analyzer
Max. Bandwidth:
10 MHz
Maximum Analysis Bandwidth:
10 MHz
Maximum Bandwidth:
10 MHz
Maximum Frequency:
44 GHz
Maximum Real Time Bandwidth:
10 MHz
Measurement Functions:
Network analysis
Signal analysis
Cable and antenna tester
Real-time spectrum analysis
Minimum Frequency:
300 kHz
Number of Built-In Ports:
2
Output Power:
Up to 0 dBm
Overall Amplitude Accuracy:
±0.3 dB
Phase Noise @1 GHz (1 MHz offset):
-113 dBc/Hz
Phase Noise @1 GHz (10 kHz offset):
-111 dBc/Hz
Phase Noise @1 GHz (30 kHz offset):
-108 dBc/Hz
Power Measurement Using USB Sensor:
Frequency-Offset
CW or Swept-Frequency
RF Pulse Test with Peak Sensor
SA Start Frequency:
5 kHz
Spectrum Analyzer:
Yes - Optional
Standard Attenuator Range:
30 dB
Standard Attenuator Step:
5 dB
System Dynamic Range:
110 dB
TOI @1 GHz (3rd Order Intercept):
+13 dBm
Trace Noise:
0.004 dB
Type:
Vector Network Analyzer
Cable & Antenna Analyzer
Spectrum Analyzer
Vector Network Analyzer:
Yes - Optional
PathWave Vector Signal Analysis (89600 VSA) Software
- Record signals in the field and evaluate them later using 89600 VSA
- Demodulate and perform comprehensive vector signal analysis to optimize your deployment
- Decode and verify MAC, RLC, and RRC-layer messages across multiple radio frames
- Analyze and troubleshoot signals in cellular, wireless-connectivity, aerospace, defense, and general-purpose applications
Interested in the N9951A FieldFox Handheld Analyzers?
Extend the Capabilities
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