About your AIS class B transceiver
Page 9
In addition there are two other connections for the VHF antenna and an optional external GPS antenna. Figure 3 shows an overview of
the electrical connections to the AIS transceiver.
Figure 3
Electrical connections to the AIS transceiver
Power in
NMEA 2000
Switch
NMEA0183
device
Chartplotter
USB
AIS Class B
transceiver