San Diego Communications System - San Diego County & Imperial County

1980s
Most Public Safety Communications in San Diego and Imperial Counties were on VHF (150-160 MHz)
All Operations were Conventional

1992
San Diego Board of Supervisors directed the CAO to develop plans for a replacement Public Safety Radio System in San Diego County

1993-1995
Consultant recommendation to develop a trunked Regional Communications network was made to the San Diego County Board of Supervisors
1995 - Budget established for infrastructure, site development, user equipment and a new Dispatch Center/Emergency Operations Center

2009-2011
2009 Engaged Consultant
2010, 2011 Established Baseline and Design Alternative

2013
Extended 1995 Partnership agreement, replaced original core with P25 core

2014-2015
Microwave backbone replaced
2015 Replacement network proposals released

2017
Factory Acceptance tests

2018
March Installation complete
June Installation complete

2019
Next Generation System Contract
Field Functional Acceptance Testing
User Migration Completed
Final System Acceptance
System Upgrades every 2 years, for 10 years

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