User's Manual
Installation Requirements
The airFiber AF-3X radio is designed for use with the airFiber X 
AF-3G26-S45 antenna.
Other Requirements
•  Clear line of sight between airFiber radios
•  Clear view of the sky for proper GPS operation
•  Vertical mounting orientation
•  Mounting point:
•  At least 1 m below the highest point on the structure
•  For tower installations, at least 3 m below the top of 
thetower
•  Ground wires – min. 10 AWG (5 mm
2
) and max. length: 
1m. Asa safety precaution, ground the airFiber radio to 
grounded masts, poles, towers, or grounding bars. 
WARNING: Failure to properly ground your 
airFiber radio will void your warranty.
•  (Recommended) 2 Outdoor Gigabit PoE surge protectors
Note: For guidelines about grounding and lightning 
protection, follow your local electrical regulatory 
codes.
•  Outdoor, shielded Category 6 (or above) cabling and 
shielded RJ-45 connectors are required for all wired Ethernet 
connections.










