Quote Originally Posted by justinp61 View Post
The Point 1 is an external GPS antenna with a built in heading sensor. You will get a faster refresh rate on the gps plus the unit always knows which way the boat is pointed. With the heading extension turned on there is a line projected on the map screen indicating where the boat is pointed. Line up the heading extension on the waypoint and drive straight to it. IMO this is a great addition to any HDS unit, well worth the $200 costs.

Lowrance Point-1 GPS Antenna - LOWRANCE | Marine Electronics

There is a lot of information here.
BBC Boards
That's the problem I have Justin. When I turn the gps doesn't react as fast and then im to the other side of it. It takes me 1/2 hr. sometimes to get to a waypoint, an my navionics map will only zoom to 50ft. Its a HDS 10 gen I