Make almost any structure consistent with the laws of physics and chemistry that we can specify in atomic detail. Have manufacturing costs not greatly exceeding the cost of the required raw materials and energy. This site has a complete history of every satellite developed. Radio Broadcasting - Realities of the Radio Business Business is the operative word. Radio is not a game to be played nor is it something to do simply because you think it might be fun or because you happen to like music.
Radio is business, and it's big business.
It's a tape of you speaking on the air. For news talent, it's your newscast. For musical air-talent, it's what you say between songs or at the end of a music set before going to commercial break. Radio Broadcasting Module assignment. Robotics home page Information on robotic research and development at Cal Tech.