Radar target acquisition data source requirements

Radar target acquisition requires the following data sources to be available on your system (e.g. connected to your multifunction display, via SeaTalk NG or NMEA 0183).

ARPA Data source requirements Target acquisition Data source requirements

Data type

Example data source

COG (Course Over Ground)

GNSS (GPS) receiver (multifunction display / chartplotter internal receiver or external receiver).

SOG (Speed Over Ground)

GNSS (GPS) receiver (multifunction display / chartplotter internal receiver or external receiver).

HDG / HDT (True Heading)

Compass or Autopilot sensor providing Fastheading data (e.g. Evolution-Series EV-1 / EV-2).