Signal Enhancement Systems

DAS (Distributed Antenna System)

Almost every major city in the US has mandated Emergency Responder Radio Communications System (ERRCS), also known as First Responder DAS (Distributed Antenna System).

VFS Fire & Security Services is a FCC license hold contractor, required for the installation. Our experts will design, furnish and install the specific requirements needed for your building. VFS will submit design‐ build drawings, test and commission the system with the local Authority Having Jurisdiction, and register your Booster Amplifier with the FCC.

Typical common ERRCS/DAS requirements:

  • FCC License Holder Contractor.
  • System designer and lead installer shall have a valid FCC‐issued general radio operators license, andcertified on the equipment being installed. Equipment shall have FCC certification prior to installation.
  • New constructed buildings of 3 or more levels.
  • New buildings over 50K square feet.
  • Anything with subterranean parking.
  • Buildings that don’t meet the minimum signal strength of ‐95 dBm in 95% area coverage.
  • Two hour rated construction enclosures for headend equipment and vertical cabling.
  • NEMA 4 enclosures for signal boosters, repeater, transmitter and battery system components
  • Yearly testing and re‐certification of system.


  1. Indoor Antennas
  2. Coax Cable
  3. DAS Headend (Booster Amplifier)
  4. Outside Coax Cable
  5. Outside Directional Antenna
  6. Vertical 2 Hour Rated Enclosures