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Aircraft equipment receives microwave signals to create an image of ground features from signal time delays.
Less than two months after arriving in England, Crosby had his first major test as a lead navigator on the Eighth Air Force’s most daring mission to date. The target was a German naval installation. It was regarded as a major success, and Crosby received the Distinguished Flying Cross for his efforts.
While returning from a “shuttle” mission to the Soviet Union on July 5, 1944, the 100th Bomb Group attacked targets in France. Crosby used this map during the mission.
The certification set for the first-general aviation LORAN-C receiver.
It reduced computations for celestial sightings through the use of the Greenwich Hour Angle.
Length: 1 Minutes, 32 Seconds
Army Air Corps navigation engineer
Navigation cadets of the 477th Bombardment Group.
Gee receivers like this one were used extensively in the Allied bombing campaigns over Europe during World War II.