User's Manual

Table Of Contents
Chapter 1: Introduction
98-131305-A Main units 3
Main units
Units overview
The EXPLORER 325 system includes the following main units:
TT-3058A EXPLORER 325 antenna
TT-3733A EXPLORER 325 Terminal
TT-3670A Thrane IP Handset & Cradle, wired
EXPLORER 325 antenna
The EXPLORER 325 system uses the TT-3058A antenna, which is a mechanically steered 2-axis
stabilized BGAN antenna, intended for roof mounting on a vehicle. The antenna contains all
functions for satellite tracking, including a GPS (Global Positioning System). A single coaxial cable
carries all RF communication, supply voltage and modem communication between the antenna
and the terminal.
For information on how to install the antenna, refer to the installation manual.