LTR Standard and Passport systems are hybrid
Trunked Radio Systems
A trunked radio system is a two-way radio system that uses a control channel to automatically assign frequency channels to groups of user radios. In a traditional half-duplex land mobile radio system a group of users (a ''talkgroup'') with mobil ...
that have some
LTR Standard talkgroups and some
LTR Passport talkgroups.
Logic Trunked Radio
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