bn:00458240n
Noun Concept
Categories: Radar, archived copy as title, History of electronic engineering, Radar pioneers, History of technology
EN
history of radar  early radar  Radar History  Range and Direction Finding
EN
The history of radar started with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. Wikipedia
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Sources
EN
The history of radar started with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. Wikipedia