An Electromagnetic Compass (EMC) System which detects the Earth’s magnetic field directly, and then transmits the ship’s Heading over a NMEA 0183 digital connection to one or more Heading Repeaters, installed at any convenient location on a vessel.
The Human Input Device in a MARINE DATA Transmitting Heading Device (THD) System. Allows the magnetic correction coefficients and variation to be entered manually. Displays Heading
The MD53A is an Electromagnetic Fluxgate Compass that directly senses the Earth’s magnetic field, and works as an alternative or backup to a Gyro system.