Here's the page we think you wanted.
See search results instead:
What are you looking for?
Suggested searches
No product matches found - System Exception
Matched content
N9912A FieldFox Handheld RF Analyzer, 4 GHz and 6 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 portable 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.
What's included:
- AC/DC adapter
- Rechargeable Li-ion battery
- Soft carrying case with backpack and shoulder strap
- Standard model includes cable and antenna analyzer (CAT)
EU customers only:
- Contact Keysight Authorized Distributors for quotation and ordering. This model is no longer available directly from Keysight due to lack of compliance with EU RoHS 2011/65/EU.
Key Specifications
Number of Built-In Ports
2 ports
Maximum Frequency
4 or 6 GHz
Number of Built-In Ports
Maximum Frequency
2 ports
4 or 6 GHz
View More
Additional CAT/VNA Based Features:
QuickCal (Subset)
DTF/TDR Cable Measurements
Mixed-Mode S-Parameters
Vector Voltmeter
Additional SA Based Features:
Built-In Power Meter
Applications-General Purpose:
AM/FM Tune and Listen
Cable and Antenna Analysis
Field Strength Measurement
Spectrogram
Stimulus Response
Bandwidth Options:
10 MHz (standard)
Cable and Antenna Analyzer:
Yes - Standard
DANL @1 GHz:
-148 dBm
Frequency:
4 or 6 GHz
Instrument Type:
Combination Analyzer
Maximum Analysis Bandwidth:
10 MHZ
Maximum Frequency:
4 or 6 GHz
Minimum Frequency:
2 MHz
Number of Built-In Ports:
2 ports
Output Power:
Up to 8 dBm
Overall Amplitude Accuracy:
±0.35 dB
Phase Noise @1 GHz (1 MHz offset):
-115 dBc/Hz
Phase Noise @1 GHz (10 kHz offset):
-88 dBc/Hz
Phase Noise @1 GHz (30 kHz offset):
-89 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:
31 dB
Standard Attenuator Step:
1 dB
System Dynamic Range:
72 dB
System Features:
GPS Receiver - External Only
Remote Control Capability
Type:
Handheld
TOI @1 GHz (3rd Order Intercept):
+18 dBm
Vector Network Analyzer:
Yes - Optional
Buy One FieldFox, Get Two Software Free
Do you work with radio frequency (RF) cable trouble-shoots, over-the-air (OTA) wireless communications, analog radio, or electromagnetic interference (EMI) pre-compliance testing? Claim your offer today!
Purchase a qualifying FieldFox Handheld Analyzer and get two of our most popular FieldFox software options for free.
Featured Resources

Interested in the N9912A?
Extend the Capabilities
Want help or have questions?