Caroline County, Virginia Request for Proposals Project 25 Radio ...

UHF/700 MHz P25 Radio Communications SystemRequestion for ProposalsCaroline County, Virginia700 MHz ChannelNumberChannelCenter Frequency of 12.5 kHzchannel565‐568673‐676565 772.531250567 772.543750673 772.206250675 772.218750B. The SELECTED VENDOR shall ensure that frequencies selected for use are inaccordance with the Region 42 Regional Planning Committee’s 700 MHz plan.3.3.2 Project 25 Phase 2A. For the purpose of this document, P25 Phase 2 refers to the Project 25requirements and standards for a digital Common Air Interface (CAI) using a6.25 kHz equivalent bandwidth, including infrastructure and subscriber devices.B. RESPONDENTS shall provide a Project 25 radio system that is compatible withTIA-102 standards.C. It is understood that the completed Phase 2 requirements have not beenpublished by the TIA/EIA, however the P25 Phase 2 TDMA Physical Layer andMAC Layer documents have been approved for publication.D. The proposed radio system shall only require a software upgrade (if required) tobecome compliant with Project 25 Phase 2 requirements once they arepublished. Although the proposed radio system shall be installed as a P25 Phase2 system, the system shall be upgraded if required to the latest P25 Phase 2standards just prior to system acceptance.3.4 Option 2, UHF P25 SystemA. As with the 700 MHz option, a number of Caroline County’s neighbors operate inthe UHF frequency band. The implementation of a UHF system would provide ahigh level of interoperability with these neighboring Counties.B. RESPONDENTS shall provide a Project 25 radio system that is compatible withTIA-102 standards.C. The system shall consist of five narrowband (12.5 kHz) trunked channels.May 27, 2011 Page 31 of 134