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25 <br /> 1 • Excellent County stakeholder participation throughout project <br /> 2 • County Radio Team reviewed needs and requirements —foundation for alternatives <br /> 3 • County Radio Team reviewed alternatives <br /> 4 • Consensus and agreement by entire County Radio team on the recommended <br /> 5 replacement radio solution <br /> 6 • VIPER— no additional channels to be added <br /> 7 • Combination of two alternatives — Shared System (Durham) and VHF <br /> 8 • Implement systems in stages (steps) <br /> 9 • Long term 700/800 MHz P25 solution <br /> 10 o 700/800 MHz trunked P25 for all users — countywide radio coverage <br /> 11 o 17 site buildout <br /> 12 • VHF solution <br /> 13 o Lower cost radio units (than P25) for public service <br /> 14 o 4-site buildout <br /> 15 <br /> 16 Recommended Replacement Radio Solution <br /> 17 • Step 1 <br /> 18 o Share Durham system control equipment (core) <br /> 19 o Procure and build 4 700/800 MHz P25 sites in Chapel Hill and Carrboro area, <br /> 20 connect to Durham core, and dispatch center consoles <br /> 21 • Step 2 <br /> 22 o Procure and build 4 VHF sites in County (use sites that will also be used for <br /> 23 700/800 MHz P25) <br /> 24 • Step 3 (could be divided into multiple steps) <br /> 25 o Procure and build the balance of the 17 700/800 MHz P25 sites <br /> 26 <br /> 27 Recommended Replacement Radio Solution - map <br /> 28 <br /> 29 Recommended Replacement Radio Solution - map <br /> 30 <br /> 31 Recommended Replacement Radio Solution - map <br /> 32 <br /> 33 Estimated Costs - chart <br /> 34 <br /> 35 Agency Cost Allocations <br /> 36 Potential Cost Allocations <br /> 37 • County provides new radio system infrastructure for emergency and non-emergency <br /> 38 users <br /> 39 • Each agency purchases portables, mobiles, and control stations, and programming for <br /> 40 radio units <br /> 41 • Each agency pays a usage fee to the County for use of the new system <br /> 42 System Usage Fee <br /> 43 • County will need to define formula and basis for fees <br /> 44 • Examples from other similar systems <br /> 45 o Fee based on number of talk groups (channels), and unique features <br /> 46 (encryption, GPS/location, individual call) — monthly recurring per unit (example — <br /> 47 South Carolina) <br /> 48 o Fee based on number of radio units —one-time fee as radio unit is added <br /> 49 (example: $250/unit—one time, $32/radio/month) <br />