![]() ![]() To achieve this requires a more even-handed approach to the allocation of spectrum for digital PMR systems, which until now has been heavily biased in favor of TETRA systems. The benefits for public and private sector customers being able to base their procurement strategies on strict value for money and fitness for purpose criteria are self-evident. The customers for PMR systems should be able to choose between competing technologies. The trunked radio techniques are replacing the analog radio networks. * Broadcast call: PMP connection in which the subscriber group dialed through a broadcast number can only hear the calling subscriber. ![]() * Direct call: PtP connection between two mobile devices with no use of the infrastructure. ![]()
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