Navitron Analogue Heading Repeaters type NT920AHR may be configured as single or multi head independent systems or as add on components to most Navitron autopilot types and Navitron Heading Data Interfaces to display NMEA 0183 heading data received from primary transmission sources of all kinds (Gyro Compass, GPS Antenna Compass, TMC systems etc.)
Simple to install featuring fully automatic self alignment and self test facilities, all NT920AHR heads are supplied for panel or foot bracket mounting in sheltered locations (enclosed bridge or wheelhouse etc.) unless constructed to latest build standards (see Location Note).
Unaffected by steel enclosures, the NT920AHR is particularly suitable for emergency steering position use in tiller flats etc.
Ships head is clearly read from a 120mm diameter rotating card marked in 1° increments with 5° and 10° divisions also defined. All 3 digit numbers (4mm height) are shown at 10° intervals and all scale markings are white on a black card background.
Variable intensity backlight illumination is controlled from a dimmer pot mounted on the instrument bezel to illuminate all card legends in red or green (installation selectable) for night viewing.
Max Following Rate
30° / sec
Card Readout Accuracy
Operating Temp Range
-10 to +60 °C
Compass Safe Distance
Location Note: Standard production units supplied from Serial N° 931899 (June 2002) onward are of splash-proof construction via sealed aluminium case and bezel housings to permit mounting in external locations.
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