i need quad copter design and specification ( hardware ) and differnet detail i need quadcoptre fly 30 min and tale off weight will be 250g to 30kgs i will pay how can help me for all this project or make my this project talk to me in deati lon what
i need RC mini jet engines how can lift take off weight 30kgs and 50 kgs for 60 min can any one tell me or can make for me i can buy engines and also can buy deigns diagram and their detail waiting reply