Tag Archive: tetra radio

  1. What is TETRA?

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    TETRA stands for Terrestrial Trunk Radio, and it is an ETSI standard for the trunk radio system. Motorola Solutions was a key driver in defining the protocol in conjunction with ETSI. It was designed to meet the needs of critical communication users, as such, the system provides enhanced encryption, full trunking and an extremely quick call set-up time (better than 300ms). Motorola’s industry-leading solution is called DIMETRA.

    This radio system was developed to meet the needs of traditional Professional Mobile Radio (PMR) users in industries such as:

    • Police forces
    • Ambulances
    • Fire brigades
    • Transportation
    • Public Safety
    • Military
    • Government
    • Commercial & Industry
    • Oil & Gas

    The benefits of TETRA:


    Whether your need is for a single-site facility, a multi-site or national wide coverage, TETRA has a solution to meet your needs. This radio system is widely deployed as a terrestrial, Air-Ground-Air or sub terrain system.


    TETRA provides an incredibly secure TEA AIE encryption securing over the air communications.

    It can also provide full end-to-end encryption with AES-256 to secure all non-air interface transmissions. This makes it very secure communication system.


    The Motorola DIMETRA TETRA system is very robust and offers redundancy at every stage, be it the main switching office or base station. Geo-redundancy is also available.


    There is a wide range of applications available to interconnect with the DIMETRA TETRA system, from GPS tacking, voice recording, CAD systems, there are many ways to interface with DIMETRA Tetra that can enhance your operations.


    Dimetra TETRA systems provide very flexible configurations empowering you to configure different rights on a per-user and per location basis. You have the freedom to configure the different level of access, security and features.

    If you want to find out more about our radio solutions and how they can benefit your organisation, contact us today.

    TETRA radios

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