EMC System

MD71EMC Electromagnetic Compass System

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.

MD71THD Display Head Unit for TMC & EMC Systems

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


MD53A/B Electromagnetic Compass

The MD53A from MARINE DATA is an Earth’s Field Electro-Magnetic Compass which directly senses the Earth’s magnetic field. The MD53A has no moving parts and does not require a host magnetic compass.

MD97CSP Compass Sensor Processor

System Component: The Signal Processor supplied as part of a complete MARINE DATA™ Transmitting Heading Device (THD) System.