GB3VHF JO01EH. Be patient because the WSJT software will not decode the CW or continuous carrier. You will also see some figures to the left of the decoded callsign, including a column headed DF. This is the difference between the frequency of the received signal and your transceiver's calibration. If your transceiver frequency. GB3VHF/B. Passive QRZCQ.com data BEACON. Fairseat 144 Mhz Beacon Fairseat, Kent England: EU. MAIN CALL: GB3VHF: APRS Info • eQSL Info • PSK Info • ClubLog • Contests • D-STAR • DMR. Call data. Continent: EU: Views: 396: Main prefix: G: Latitude: 52.7708333: Longitude:-1.5416667: Locator: IO92FS: DXCC Zone: 223 : ITU Zone: 27: CQ Zone: 14: QSL data. QSL information may. GB3VHF – Havering & District Amateur Radio Club. Tag: GB3VHF GB3VHF talk by Chris G0FDZ ADDAdmin 23rd January 2014 Comments Chris, G0FDZ gave us an excellent talk on the inner workings of the beacon GB3VHF on Wednesday.