Ubiquiti AM-3G18-120 Quick Start Guide
3 GHz 2x2 MIMO
BaseStation
Sector Antenna
Model: AM-3G18-120
Introduction
Thank you for purchasing the Ubiquiti Networks™ airMAX®
3GHz 2x2 MIMO BaseStation Sector Antenna. This Quick
Start Guide is designed to guide you through the installation
of the antenna. This Quick Start Guide also includes the
warranty terms and is for use with the airMAX Sector Antenna,
modelAM-3G18-120.
Package Contents
Antenna Protective
Carriage Bolts
(M8x135, Qty. 4)
Products may be different from pictures and are subject to change without notice.
TERMS OF USE: Ubiquiti radio devices must be professionally installed. Shielded Ethernet
cable and earth grounding must be used as conditions of product warranty. TOUGHCable™ is
designed for outdoor installations. It is the customer’s responsibility to follow local country
regulations, including operation within legal frequency channels, output power, and Dynamic
Frequency Selection (DFS) requirements.
Shroud
Serrated
Flange Bolts
(M8x20, Qty. 4)
U-Brackets
(Qty. 2)
Pole Brackets
Serrated
Flange Nuts
(M8, Qty. 8)
(Qty. 2)
RF Cables
(Qty. 2)
Pole Clamps
(Qty. 2)
3 GHz 2x2 MIMO
BaseStation
Sector Antenna
Model: AM-3G18-120
Quick Start
Guide
Installation Requirements
• Rocket™M3/M3 GPS or RocketM365/M365 GPS
(soldseparately)
• 12 mm and 13 mm wrenches
• Shielded Category 5 (or above) cabling should be used for
all wired Ethernet connections and should be grounded
through the AC ground of the PoE.
We recommend that you protect your networks from the
most brutal environments and devastating ESD attacks
with industrial-grade shielded Ethernet cable from Ubiquiti
Networks. For more details, visit www.ubnt.com/toughcable
Hardware Overview
Mounting
Lugs
Bubble Level
RF Connectors
Rocket Mount
Bracket
Rocket/Shroud
Lock Release
Lever
Mounting
Lugs
Back View
Slotted
U-Bracket
Protective
Shroud
U-Bracket
Assembled Side View Before
Pole-Mounting
Hardware Installation
1. Attach the RF Cables to the connectors labeled Chain 0 and
Chain 1 on the Rocket.
2. Attach the Rocket to the Rocket Mount Bracket.
a. Align the mounting tabs on the back of the Rocket with
the four mounting slots on the bracket.
b. Slide the Rocket down until it locks into place.
3. Connect the other ends of the RF Cables to the RF
Connectors on the antenna.
4. Slide the Protective Shroud down over the Rocket until it
locks onto the Rocket Mount Bracket.
Note: If you have difficulty locking the shroud into
place, try adjusting the placement of the RF Cables.
5. Attach the U-Brackets to the antenna:
a. Secure the Slotted U-Bracket to the upper Mounting Lugs
of the antenna using two Serrated Flange Nuts.
b. Secure the other U-Bracket to the lower Mounting Lugs
of the antenna using two Serrated Flange Nuts.
Note: Orient both U-Brackets as shown below.
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