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Other HF and VHF Radio Systems


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Other HF and VHF Radio Systems

  • Included is use of National Guard, Civil Air Patrol, and the United States Coast Guard systems and other public safety systems


Incorporated into the Department of Transportation's 800 MHz trunked radio system on Capitol Peak

  • Incorporated into the Department of Transportation's 800 MHz trunked radio system on Capitol Peak

  • Provide a capability for state agencies within the Capitol Campus, Tumwater, Lacey and surrounding areas to communicate with the State Emergency Operations Center (EOC)

  • State Emergency Operations Officer (SEOO) monitors the net on a 24-hour basis.

  • Communications checks of the net are scheduled on the 1st and 3rd Mondays of each month to ensure operational readiness



Primary backup communication link between the state EOC and local EOCs throughout the state

  • Primary backup communication link between the state EOC and local EOCs throughout the state

  • CEMNET operates primarily on three (3) frequencies,

    • F1 45.200 MHz
      • King County, Bellevue, Seattle, Redmond, Kirkland
    • F2 45.360 MHz
    • F3 45.480 MHz
  • CEMNET is tested weekly with local emergency management jurisdictions on the following schedule:

    • Western Washington stations: Tuesday, 0900 hours
    • Central Washington stations: Wednesday, 0900 hours
    • Eastern Washington stations: Thursday, 0900 hours




State Emergency Communications Using Radio Effectively) high frequency (HF) net

  • State Emergency Communications Using Radio Effectively) high frequency (HF) net

  • HF frequencies assigned are:

          • 2.326 MHz (Upper Sideband (USB))
          • 2.411 MHz (USB)
          • 2.414 MHz (USB)
          • 2.587 MHz (USB)
          • 2.801 MHz (USB)
          • 5.192 MHz (USB)
          • 7.801 MHz (USB)
          • 7.935 MHz (USB)


Mobile Emergency Response System (MERS)

  • Mobile Emergency Response System (MERS)

    • Five MERS locations are strategically placed throughout regions of the country
    • Able to respond to all 10 FEMA regions, providing quick action to disaster areas
    • MERS, a subset of FEMA, can be anywhere in the nation within hours after a disaster and can set up a temporary communications infrastructure
    • FEMA Operations Net, a VHF high-band system primarily used by FEMA MERS for communicating with FEMA personnel
    • For EMD purposes, this net is used as a secondary capability for communicating with FEMA Region X and MERS Operations located in Bothell, Washington


Description: The MRV is a 30-foot long communications van mounted on a Kenworth chassis with a total weight of 44,000 pounds. The rear section of the roof opens to reveal a 2.4 meter satellite antenna, while the rest of the roof contains antennas for use with its radio suite. The inside of the van houses the MRV's screen room that contains its communications equipment and a small office/work area in the front. The truck has two built-in 20 kW generators which provide self-contained power for the entire operation. There is also a Second Antenna System (SAS) that is mounted on another truck which can be connected to provide a second satellite link.

  • Description: The MRV is a 30-foot long communications van mounted on a Kenworth chassis with a total weight of 44,000 pounds. The rear section of the roof opens to reveal a 2.4 meter satellite antenna, while the rest of the roof contains antennas for use with its radio suite. The inside of the van houses the MRV's screen room that contains its communications equipment and a small office/work area in the front. The truck has two built-in 20 kW generators which provide self-contained power for the entire operation. There is also a Second Antenna System (SAS) that is mounted on another truck which can be connected to provide a second satellite link.

  • Capabilities: The MRV provides an interface to a variety of communications medium. It contains High Frequency (HF) Radios; Very High Frequency (VHF) Radios and Ultra High Frequency (UHF) Radios, all with telephone interface capability. It also contains a Ku band satellite system which can provide connectivity for telephones, Local and Wide Area Network (LAN/WAN), compressed video teleconferencing, and Broadcast Video. There are also computers with scanning, printing, copying and facsimile capabilities. The MRV also has a small telephone switch to provide limited telephone support.

  • Functions: The MRV provides a mobile communications platform that can quickly deploy to provide the initial means of communications for the disaster response team and/or the Disaster Field Office (DFO) until permanent communications mediums can be restored to the area.



State Area Command (STARC) net

  • State Area Command (STARC) net

    • HF system primarily used by the Washington National Guard for intra-state emergency communications between Headquarters, STARC in Camp Murray and each Army/Air National Guard armory/station
    • It is also used by the guard for interstate communications with other National Guard units
    • For EMD purposes, this net is to be used as a secondary capability for communicating with local jurisdictions and deployed National Guard units



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