Iridium LT-3100

Maritime

The Iridium LT-3100 is a fixed maritime satellite communication system designed by Lars Thrane to provide voice, SMS, data, and vessel tracking over the Iridium network. It is intended for professional vessels (fishing, workboats, transport) while remaining suitable for long-term leisure applications.

Voice & SMS

Global voice and SMS communications.

Single cable

Flexible antenna installation using one very long coaxial cable.

Bluetooth

Webserver

Wireless access to configuration and SIP calling.

Key Features

Flexible installation with a single cable

The system uses one coaxial cable (up to 500 m) between the control unit and the antenna, offering exceptional flexibility when installing the antenna in an optimal location for satellite visibility.

Advanced connectivity via Bluetooth and Webserver

The control unit includes an embedded webserver for remote configuration, while Bluetooth connectivity enables a private PAN network for SIP calls, SMS, or data management.

Vessel tracking & alert management

With its high-performance GPS, the LT-3100 supports vessel tracking via SBD, SMS, or email. The system also supports remote tracking management, making it highly valuable for fleets and offshore operations.

Technical Specifications

Dimensions	Control unit 224 x 120 x 70 mm ; antenna 151 x 149.5 mm
Weight	Control unit 658 g ; antenna 687 g
Ingress Protection	Control unit: IP32 ; antenna IP67
Connectivity	1 x RJ45 ; 1 x RS422
Operating temperature	antenna - 25°C to + 55°C ; Control unit - 15°C to + 55°C

Documentation

Services

Iridium voice, SMS, low-bandwidth data, GPS tracking, position alerts.