2017-06-25, 05:25 PM
The Coast Guard NMEA installation guidelines seem to indicate that it is possible to connect NMEA wiring in parallel.
https://www.navcen.uscg.gov/pdf/gmdss/ta...NMEA_7.pdf
https://www.navcen.uscg.gov/pdf/gmdss/ta...NMEA_7.pdf