Emergency 24×7 FT897D Winlink HF w/VHF access


Bob k7au – k7if Station Trustee/Engineer

There are (2) 24×7 gateways installed at the Emergency Communications Center k7if .  The first access is via VHF FM Packet on 145.630 mHz.  The radio is a Yaesu FT897D  running 40 watts into an OPEC dual band vertical collinear antenna at 25 ft.  It incorporates a cellsite GPSDO disciplined TCXO being REF locked to a 10mHz signal derived from a Nortel/Trimble Standard.

The Winlink HF station is a Kenwood TS590sg scanning 80 40 30 20 meters and accepting connections from Pactor P3, Winmor, Vara, Ardop protocols.

The station is available to the Amateur Emergency Response Organization and is maintained by the k7if trustee k7au.

The purpose of the gateways is to provide Emergency Communications via Amateur Radio Emergency Services support to the FEMA Command structure which includes the map your neighborhood and CERTS organizations via the ARES network and under the direction of the Incident Command discipline and ARES Radio NET Control.  The significance is the ability to operate in a complete loss of the GRID.  No Power, No phones, No Internet.  Diesel Generator, gasoline powered generator and 12 VDC batteries are the backup methods employed.

Bob Kalkwarf k7au

Win link worldwide 24×7 message service for EMS support

Maldol Antenna

WSPR report of K7IF 30 meter activity