Boating:

Can We Talk?

Want to hook up your GPS to your VHF radio or Radar, but not sure how? Read on...

If your two devices BOTH HAVE NMEA + and - wires:

TALKER	Connects to...	LISTENER
NMEA Output (+)		NMEA Input (+)
NMEA Output (-)		NMEA Input (-)

If your TALKER has only NMEA +, but the LISTENER has + and - wires:

TALKER	Connects to...	LISTENER
NMEA Output (+)		NMEA Input (+)
Power (-) or		NMEA Input (-)

Toy Boat 2 has the above configuration for connecting her GPS to the VHF radio. Click on the picture to the left, or HERE to see a detailed explaination of the wiring

If your LISTENER has only NMEA +, but the TALKER has + and - wires:

TALKER	Connects to...	LISTENER
NMEA Output (+)		NMEA Input (+)
NMEA Output (-)		Leave talker's Output (-) disconnected
Power (-)		NMEA Input (-)

If your two devices BOTH HAVE NMEA + ONLY:

TALKER	Connects to...	LISTENER
NMEA Output (+)		NMEA Input (+)
Power (-)		Power (-)

 

If you have a "Common Ground" or "CGROUND" wire

• If there is only one, leave it disconnected
• If there is one on each device, connect CGROUNDs together
  

---

Page 2 of 4 pages for this article :  < 1 2 3 4 > 

---