Overview

GL provided system design for radio communications of aboveground, garage repeaters and underground systems in-tunnels for SEPTA's transit network. Our services included study, description, definition and documentation for the existing and proposed systems including the following:

• Establishment of a reliable radio communications system to meet the needs of all stakeholders for operation and maintenance of a large transit system
  
• Development of technical specifications for
• Communication and Control Center
• Trunked Simulcast Radio System
• Antenna Systems, Combiners, Multi-couplers and Tower top Amplifiers
• Garage repeaters and Tunnel radio System
• Mobile and portable digital radio equipment
• Digital microwave backbone using ring topologys
• Development of system block diagrams, Communication and Wiring, Rack face Elevation, Radio Site Layout and Network topologies
• Site surveys of
• Radio sites
• Building
• Garage repeaters
• Communications equipment rooms and control center
• FCC Licensing and engineering exhibits for radio systems
• Spectrum Planning
• Frequency Acquisition
• Feasibility Study for Migration to Narrowband and Digital Technologies