Consulting Services

Client Focused. Results Driven.

Radio Communications and Commuter Rail System for SEPTA

Radio Communications and Commuter Rail System


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