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INSTALLATION
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3.6.2 Antenna System Connections
One Type N Female connector, for both transmit and receive, is located on the front of the radio.
Flexible coaxial cable with a Type N Male connector should be connected between the main RF
transmission cable and the radio. Ensure the coaxial cable is properly grounded and properly
connected to a lightning protector (e.g. Polyphaser).
Figure 3-5 Antenna Connections
3.7
GPS Synchronization
3.7.1 Overview
The radio employs optional GPS-based timing to synchronize the operation of the network if
necessary. An optional L1 GPS antenna such as the Trimble Bullet III antenna or equivalent as
noted in the following section can be ordered. When used, GPS information can be retrieved by
the Command Line Interface (CLI) or SNMP interface.
3.7.2 GPS System
The GPS consists of an internal GPS module connected to an external active GPS antenna
connected to the female GPS antenna port.
3.7.3 Internal GPS Module
The internal GPS module includes an oscillator that may be synchronized by the GPS satellite
network via the external active (+5V) antenna. A female SMA connector is provided for the GPS
antenna connection. The recommended antenna is the Trimble GPS antenna as noted in the
following section.
3-6
COM-00-21-05
OCTOBER 2021
Version No.: A
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