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NAVITRON
NAVITRON HEADING & SPEED DATA INTERFACES

Six models of Heading Data Interface (HDI) are available.
Convert heading data from proprietary gyro(Step/Synchro), magnetic compass, speed log pulse information to NMEA signal.
Suitable to interface gyro, speed log data to AIS, Radars, ECDIS, VDR/S-VDR etc.
Simple solutions to many heading/speed log interfacing issue.