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

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UHF/700 MHz P25 Radio Communications SystemRequestion for ProposalsCaroline County, Virginia3. All mounting brackets, connectors and other hardware shall be supplied asnecessary for a complete installation.4. An automatic dehydrator / pressurization system shall be provided tomaintain at least 5 psig positive pressure of conditioned air in the ellipticalwaveguide and antenna feed unit. Individual pressure gauges on adistributed manifold shall be provided for each line.5. All installed antenna / transmission lines shall be purged, pressure tested,and tested for low VSWR using return loss measurements.6. All RF paths shall be tested to demonstrate proper antenna alignment bymeasuring the net path loss between sites as measured at the equipmentrack interface.J. Network Management:1. RESPONDENTS shall fully describe alarm, monitor, and control capabilitiesof the microwave terminal equipment.2. Network management of microwave systems shall be integrated into theradio system’s Network Management capabilities as described in Section 7,Network Management System.K. The SELECTED VENDOR shall conduct physical path surveys to assure that allproposed paths meet proper clearance criteria.May 27, 2011 Page 37 of 134
UHF/700 MHz P25 Radio Communications SystemRequestion for ProposalsCaroline County, Virginia5. Dispatch Console5.1 General Requirements and FeaturesThe dispatch console is a critical link for public safety personnel. It is here that thedispatch operator has to relay critical information from the public to the public safetypersonnel in the field. At times the dispatcher may be in stressful conditions with lives atrisk. It is imperative that the dispatch console is configured in a manner allowing theoperation of such console to be second nature to the dispatch personnel. The dispatchconsole shall be configurable to provide the operators with all information necessary toperform their duties without unnecessary clutter and be easily navigated. Requirementsfor the console equipment shall include, but not be limited to:A. Six dispatch positions are required and shall be located at the primary dispatchcenter at 109 County Street, Bowling Green, VA 22427B. Dispatch console equipment (operator positions) shall be designed to be placedon existing modular workstation furniture and configured to provide operatorswith an ergonomic design permitting ease of operation over extended periods,typically 8-12 hours for each operator.C. The County currently has a central uninterruptible power supply (UPS) systemproviding power to each of the console positions. The RESPONDENT shallevaluate the existing UPS for re-use. If the existing UPS is deemed inadequate,a new UPS shall be provided by the SELECTED VENDOR.D. The installation of all Console equipment included in Section 5, DispatchConsole, shall comply with Section 11, System Installation, Test and Acceptance.E. Console positions shall acoustically cross mute channels in order to eliminateacoustic feedback between operators.F. The screen display shall be designed so that all communications dispatchingfunctions shall be operable from one display.G. The screen display(s) shall be very flexible, allowing authorized personnel theability to determine which functions are available at each operator position.H. New features and screen configurations shall be supported through softwareprogramming and not reconfiguration of hardware.May 27, 2011 Page 38 of 134
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Caroline County, Virginia Request for Proposals Project 25 Radio ...

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