TETRAPOL currently has 80 networks deployed in 34 countries.ĮADS (Connexity) and Siemens (S-PRO) are among the major manufacturers of professional radio systems based on the TETRAPOL specification. Among the first users was the French National Gendarmerie in 1988 for its RUBIS system. Matra/EADS developed TETRAPOL and delivered an operational digital trunked radio system at an early date. Tetrapol Publicly Available Specifications (registration required) has detailed information and an overview picture. End-to-end encryption is an integral part of the standard. TETRAPOL is a fully digital, FDMA, professional mobile radio system for closed user groups, standardizing the whole radio network from data and voice terminal via base stations to switching equipment, including interfaces to the Public switched telephone network and data networks. Airbus Defence and Space is the main supplier of this technology. TETRAPOL (Terrestrial Trunked Radio POLice) is a digital professional mobile radio standard, as defined by the Tetrapol Publicly Available Specification (PAS), in use by professional user groups, such as public safety, military, industry and transportation organizations throughout the world. JSTOR ( August 2020) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources.

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