U.S. Coast Guard Forces Micronesia/Sector Guam continues to address the ongoing temporary U.S. Coast Guard outage of VHF-FM radio communications, which is integral for maritime safety. The outage ...

The U.S. Coast Guard Forces Micronesia/Sector Guam crews successfully resolved the Rescue 21 issue restoring VHF-FM radio communications in the Mariana Islands Tuesday evening, according to a ...

These guidelines provide a best practice framework for the delivery of weather information by providers of Very High Frequency (VHF) radio broadcasts. Many coastal radio stations provide regular local ...

SS-680SBNMO Mobile antenna, 2m/70cm, NMO, 27" 146MHz 1/2 wave 2.15dBi - 446MHz 5/8 wave 4.15dBi Max Power: 80W Length: 27" Connector: NMO Type ...

The Orbcomm system employs Frequency Division Multiple Access (FDMA) to transmit downlink signals, which occupy the Very High Frequency (VHF) band of 137–138 MHz, as illustrated in Figure 6 [46].