radar

Danish teenager Harald Olufsen, having stumbled upon the secret that is responsible for Germany's success in beating back the attacks of England's Royal Air Force in 1941, undertakes a dangerous, six-hundred-mile journey in a derelict airplane with his friend Karen, in an effort to get word to England and turn the course of the war.

Introducing biomimicry, this book describes the ideas for radar systems by researching bats' echolocation.

Text and illustrations explain applications of radio technology in our everyday life.

Examines the invention and development of radar, its history, and its uses in science, law enforcement, navigation, space travel, and the military.

Danish teenager Harald Olufsen, having stumbled upon the secret that is responsible for Germany's success in beating back the attacks of England's Royal Air Force in 1941, undertakes a dangerous, six-hundred-mile journey in a derelict airplane with his friend Karen, in an effort to get word to England and turn the course of the war.

Introduces the EA-6B Prowlers, their missions, equipment, and use in the military as radar jamming escorts to other aircraft.