gyrocompass Marine (Ship) Radar
Magnetic Compass Autopilot marine equipment
ARPA Radar Automatic Tracking Aid
Speed & Distance Log Device Echo Sounder
Electronic Chart Display Information System (ECDIS) Automatic Identification system (AIS)
Long Range Tracking and Identification (LRIT) System Rudder Angle Indicator
Voyage Data Recorder (VDR) Rate of turn indicator
GPS Receiver Sound Reception System
Navigation Lights Daylight Signalling Lamp
Voyage/Route Planner Transmitting Heading Device (THD)