Standards define the rules for communication between radio units and trunking system controllers operating in trunked private land mobile radio systems.

 

	MPT 1327- Signalling standard for land mobile radio - 880Kb
	MPT 1343 - System interface specification for radio units - 588Kb
	MPT 1347 - Radio interface specification - 194Kb
	MPT 1352 - Test schedule for radios on commercial trunking- 771Kb
	MPT 1318 - Engineering memorandum for trunking systems - 1.4Mb
	MPT 1331 - Code of practice for trunking systems - 880Kb
	MAP 27 - Mobile access protocol for Trunking systems - 473Kb