Increasing numbers of farmers are turning to GPS systems to help improve the accuracy of their field operations and make life easier for the operator. But although prices are beginning to drop for ...

A short while back, [Chris Anderson] released an Arduino based autopilot. It rings in fairly cheap and being open source, you can tweak away. To add more functionality, he’s releasing a dual … ...

In compass steering mode, a Pololu IMU locks in the heading to steer (HTS). GPS mode uses a predetermined waypoint, and sets the course to steer (CTS) to the same bearing as the waypoint.