The motors themselves are different, this time depending on gear-reduced DC motors. The motor H-bridge is the same, but [Eduard] used a simple transistor-based inverter to reduce the number of pins ...

The original Arduino I mounted to the chassis was not an Uno R3 compatible version, and this did not allow the Arduino Motor Shield R3 to fit, so I had to substitute this Arduino-compatible board from ...

Serial Kickstarter entrepreneurs at Plum Geek have this week launched their fourth Kickstarter campaign to raise funds for the new Spirit Rover robot they have created. Which has been specifically ...