How to Calibrate your Point-1 Antenna and add pitch / Roll data overlays.

https://www.youtube.com/watch?v=ZdX2pbEg7uk&feature=youtu.be

With a little networking and an FTP program, you can transfer files directly to your GPS without an SD card. Check out the video here:

https://www.youtube.com/watch?v=Z16y_eUTwbo

https://www.youtube.com/watch?v=c2C9-KudKwI