Tait Communications and Kordia, in partnership, have won a contract to build and maintain a secure digital land mobile radio communications network across New Zealand, a key element of the Government’s recently announced Public Safety Network (PSN). With more than 450 sites, this will be one of the largest P25 networks in the world.

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Our series of Tait Radio Academy lessons on P25 continues, this time looking at the difference between P25 Phase 1 and Phase2. This course is taught by Andrew McTaggart, a Customer Support Engineering Specialist at Tait Communications. Prior to that, he was a product trainer on P25 digital radio communications equipment.

A question commonly asked is, “What is the difference between P25 Phase 1 and Phase 2?”

One of the original goals of P25 was spectrum efficiency. The radio spectrum is a limited resource. There are only so many radio channels that can be licensed in a given area.

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