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radar
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Learn how a radar works
principle of radar operation pulse waveform transmitted by radar parts of a radar system radar antennas ASR-9 airport surveillance radar AN/APG-66 radar in an F-16 fighter aircraft refraction of HF radar radiation by the ionosphere hook echo Waveguide
For Students
Air traffic controllers aboard the USS Essex monitoring radar screens, 2003.
radar summary
Quizzes
Yellow transportation sign with ASAP (as soon as possible) on violet color sky background. (acronyms)
Figure Out the Acronyms ASAP Vocabulary Quiz
Armed Forces Radio Services broadcaster Jack Brown interviews Humphrey Bogart and Lauren Bacall for broadcast to troops overseas during World War II.
Communications Firsts Quiz
Discover
Cathedrale St.Jean in Lyon, France has a 14th-century astronomical clock that shows religious feast days till the year 2019; Perpetual Calendar
Ten Days That Vanished: The Switch to the Gregorian Calendar
World Data Locator Map: Australia
Is Australia an Island?
Happy, smiling, flying pig
7 Everyday English Idioms and Where They Come From
A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England
Inventors and Inventions of the Industrial Revolution
David Cameron. President Barack Obama and Prime Minister David Cameron of the United Kingdom talk during the G8 Summit at the Lough Erne Resort in Enniskillen, Northern Ireland, June 17, 2013
What’s the Difference Between a President and a Prime Minister?
The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
New Seven Wonders of the World
Law legal system crime concept with gavel and scales of justice with books in the background. (mallet, judicial system).
What Are the Differences Between First-, Second-, and Third-Degree Murder?

radar: Related Content

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Photos and Videos

principle of radar operation
pulse waveform transmitted by radar
parts of a radar system
radar antennas
ASR-9 airport surveillance radar
AN/APG-66 radar in an F-16 fighter aircraft
refraction of HF radar radiation by the ionosphere
hook echo
Waveguide
Air traffic controllers aboard the USS Essex monitoring radar screens, 2003.
Learn how a radar works
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Key People

Luis Alvarez
Luis Alvarez
American physicist
William Webster Hansen
American physicist
Watson-Watt, Sir Robert
Sir Robert Alexander Watson-Watt
British physicist
Frederick Emmons Terman
American engineer
Albert Hoyt Taylor
American physicist and radio engineer
Sir Arthur Percy Morris Fleming
British engineer
Sir Frederic Williams
British engineer
Robert H. Dicke
American physicist
Page, Robert Morris
Robert Morris Page
American physicist
Robert Hanbury Brown
British astronomer
James Brown Fisk
American physicist

Related Quizzes and Features

Quiz
Armed Forces Radio Services broadcaster Jack Brown interviews Humphrey Bogart and Lauren Bacall for broadcast to troops overseas during World War II.
Communications Firsts Quiz
Yellow transportation sign with ASAP (as soon as possible) on violet color sky background. (acronyms)
Figure Out the Acronyms ASAP Vocabulary Quiz