Capacity Plus Direct Communications Radio Services Ltd
What is Capacity Plus? Trunking capabilities Capacity Plus Capabilities Digital Features Supported Rest Slot function Data revert functionality Fault tolerance Contents
A trunking radio system differs from a conventional radio system in the way it shares channels between radios 1 channel to one or more groups of user Employs no logic in call handling Usually 1 call to 1 channel (2 to 1 with MOTOTRBO digital) A trunking system shares a pool of channels for a large number of users (talkgroups) Automatically assigns available channel to requesting user Lowers probability that calls will be blocked because an open channel will be found easier Allows fewer channels to support larger amounts of users What is Trunking? Conventional Trunking
Channel Low complexity, low cost More efficient use of channels Higher traffic density Simple user operation automatic channel selection, call queuing Channels Conventional Channels dedicated to talkgroups Trunking Channels Shared by Talkgroups Convenmtional vs. Trunking
What is Capacity Plus? Increase in the capacity of MOTOTRBO systems! Single Site Trunking Up to 12 voice channels and 24 data revert slots Up to 1200 users
Single site trunking configuration Software ONLY design : NO CONTROLLER NEEDED Trunk up to 12 digital voice slots Dedicate up to 24 additional digital data revert slots Supports 255 Talk Groups 65,535 programmable radio IDs Capacity for up to 1200 active radios PLUS larger amounts of data Digital Feature Only What is Capacity Plus? Digital mode only!
Off the Shelf 3 rd -party IP switch RDAC 12 dynamic voice/data channels 24 dedicated data channels System Configuration
PTT ID Call Alert Individual Call Voice Privacy Emergency (w/ TG revert) Radio Check Radio Inhibit Talkgroup Scan All Call/System Wide Call Capacity Plus Features
Transmitting radios make late entries After they end their current transmissions All radios listen to the All Call (including radios listening to other calls) All Call
GPS Text Messaging (Application and unit to unit) Telemetry RDAC Application Data Capabilities Capacity plus supports all legacy data capabilities: Data capabilities have been enhanced to support larger fleets
12 Voice Slots RDACGPSTEXT Telemetry Up to 1200 Subscribers 24 Data Slots36 Control Stations Fully Loaded Capacity Plus System
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