The rapid evolution of radio and radar systems for military use during World War II, and devices to counter them, led to a technological battle that neither the Axis nor the Allied powers could afford to lose. The result was a continual series of thrusts, parries, and counter-thrusts, as first one side then the other sought to wrest the initiative in the struggle to control the ether. This was a battle fought with strange-sounding weapons--"Freya," "Mandrel," "Boozer," and "Window"--and characterized by the bravery, self-sacrifice, and skill of those who took part in it. During the war,...
The rapid evolution of radio and radar systems for military use during World War II, and devices to counter them, led to a technological battle that n...