Who and What is Affected

By , May 22, 2010

Who is Affected

The FCC narrowbanding mandate affects operators of radios that use cannels in the following ranges:

  • VHF (150-174 MHz)
  • UHF (421-512 MHz)

This includes (but is not limited to) radio users in the following groups:

  • State and local public safety systems
  • Transit operators
  • Paratransit operators
  • School buses
  • Taxicabs and limousines

These rules affect all licenses held under Part 90 Business, Educational, Industrial, Public Safety, and State and Local Government VHF (150-174 MHz) and UHF (421-512 MHz) private PLMR (Private Land Mobile Radio).  Further details are in the FCC’s Third Notice of Proposed Rule Making (NPR), released 12/23/04.   (Be aware that the dates in this ruling for a second level of narrowbanding — moving from 12.5 kHz to 6.25 kHz, have been suspended.)

What Equipment is Affected

Affected equipment includes all conventional and trunked VHF and UHF two-way hand-held portable radios, vehicle-mounted radios, dispatcher stations, wireless data, telemetry, or SCADA links (called subscriber radios), and any associated conventional base or trunked repeaters or relay stations (called infrastructure radios ).