Originally Posted by
datlas
Does the boat have WiFi?
No. I used to run a laptop connected to the instrument bus by an RS232 connection, which put out position info over WiFi to tablets and phones running chart plotting apps, but it was too much of a power hog. Now we just use an iPad or phone with its own GPS in the cockpit when we need it.
You can get a WiFi multiplexer as part of an AIS transponder (radio vessel identifier and locator gizmo) for 275 bucks or so. I will probably do that one of these winters.