External connections

VHF antenna connector type:

SO-239 co-axial

VHF radio connector type:

SO-239 co-axial

GNSS antenna connector type:

50 ohm TNC co-axial

SeaTalkng® / NMEA 2000 connector type:

5-way DeviceNet male

Power and NMEA 0183:

12-way bare-ended wires

NMEA 0183 port 1 (typically used for sending AIS data to an MFD):

NMEA 0183 HS (IEC 61162-1) compliant, bi-directional, RS422 levels, 4-wire interface (differential signalling), configurable baud rate

NMEA 0183 port 2 (typically used for receiving heading data from an external device, such as a Gyro compass):

NMEA 0183 (IEC 61162-1) compliant, bi-directional, RS422 levels, 4-wire interface (differential signalling), configurable baud rate

Power:

2-way bare-ended wires

Silent mode switch:

2-way bare-ended wires

USB:

Micro-B

Earth stud (for grounding):

Threaded stud (nut and washer supplied)