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Ya·gi | \ ˈyä-gē 
, ˈya- \
, ˈya- \variants:
or less commonly yagi
Definition of Yagi
: a highly directional and selective shortwave antenna consisting of a horizontal conductor of one or two dipoles connected with the receiver or transmitter and of a set of nearly equal insulated dipoles parallel to and on a level with the horizontal conductor
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Time Traveler for Yagi
The first known use of Yagi was in 1943
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