How Radar Scopes have Changed because of Human Factors There have been many advances in the Air Traffic Control (ATC) system since it was started, but none as important as the radar. When radar was first presented, all that could be seen on the radar scope was a “blip.” This blip was cause by anything in the path of the radar waves such as an airplane. Tops of trees, towers, or even some types of …showed first 75 words of 1407 total…

…showed last 75 words of 1407 total…mice were to be designed with certain dimensions (Figure ). These dimensions were designed by human factors specialist to minimize the fatigue in a controller’s hand. Even though the mouse is use more widely in the computer business world, it hasn’t made much progress to pass the trackball in the air traffic control environment. The trackball just seems to be what controllers are used to and, change is always hard for humans. ------------------------------------------------------------------------ **Bibliography**