dunk sent his house made Radio manage system. It is built from a Playstation 2 controller, an Atmega 2561, microcontroller, some RF modules as well as different servos as well as motors. It seems to work quite well. You can get all the schematics as well as source code on his site. a number of people have submitted a similar job which includes an iphone as well as a helicopter, however that a person is a bit dubious, mainly because of it’s lack of detail.