5volt made a sweet little radio-controlled tank using an ATtiny24 –
This is the model R/C tank I am designing on a gearbox + Tracks & wheels from Tamiya. The radio is Hitec and two receiver servo outputs feed the microcontroller-based Pulse Position Modulation output to Pulse Width Modulation converter.
R/C Steam turbine tank
In the Maker Shed:
Solarbotics Gearmotor GM_2