Digital radio on display


With deployment of Germany’s BOSnet system now reaching an advanced stage in the police service and spreading also to other public safety bodies, TETRA-related products and services were a prominent theme at the recent PMRExpo in Germany


S


taged in the city of Cologne, PMRExpo 2011 included a conference on command and control centres, an applications


forum, two colloquium days and a three-day trade show attended by over 190 exhibitors.


Presentations during the colloquium sessions featured aspects of Germany’s national BOS public safety network and progress with its deployment, as well as experience in Germany with private TETRA


installations for an airport operator and a highway authority. Dates for 2012 are November 22–24, when


the event will again be held at the Koelnmesse Congress Centre: www.pmrexpo.com


Radio in hazardous environments S


elex displayed its intrinsically safe ElettraSuite Puma T3 Plus2 Ex handportable, designed for use in environments containing potentially explosive gas or dust – for example, in the mining, petrochemicals, oil and gas and other industries. Other potential users are in organizations such as fi re and


rescue services, whose personnel may have to enter hazardous areas. A unique feature is that it can operate not only in TETRA mode but optionally in analogue FM, for interworking with legacy networks, in 12·5 kHz or 25 kHz channels and with


30


CTCSS tone squelch and selective calling. In TETRA mode, the radio offers secure speech and data transmission, with a four-slot data capability for maximum transfer rates. An integrated GPS receiver provides location data and Bluetooth is also included. Secure communication is assured by end-to-end (E2E) encryption and air interface dynamic key encryption. The radio is certifi ed to II 2 G Ex ib IIC T1/T2/T3/T4 and II 3 D Ex tD A22 T85°C IP54. It is supported by a range of chargers and other accessories.


Left: Selex’s Atex TETRA handportable, for safe communication in hazardous locations


TE TRA TODAY Issue 6 2012


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