The FCC Public Safety Bureau approved a waiver allowing the...
The FCC Public Safety Bureau approved a waiver allowing the state of Maryland to use 700 MHz narrowband secondary trunking channels for air-to-ground interoperable radio communications as part of the Maryland First Responders Interoperable Radio System Team system. The bureau…
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noted that the proposal has broad support. “The record indicates that the secondary trunking channels are currently unused and that neither Maryland nor any of its neighbors intend to use them for the purpose specified in the rules,” the order said (http://xrl.us/bnmi3i). “The secondary channels are also more suitable for airborne use than other 700 MHz or 800 MHz narrowband channels, which are heavily used for terrestrial communications and could not be used for airborne communications without substantial risk of harmful interference. Additionally, the record demonstrates that all of Maryland’s neighboring states support Maryland’s petition and that Maryland has coordinated with these states via the Region 20 Planning Committee.” However, the bureau imposed some restrictions, including a coordination requirement and a requirement that “Maryland’s air-to-ground operations must accept interference from other licensees and must not cause harmful interference to other licensees.”