noun
Yagi-Uda antenna
A directional antenna consisting of a driven element, a reflector, and one or more directors; widely used for TV reception and amateur radio.
八木・宇田アンテナはテレビの受信によく使われている。
Yagi-Uda antennas are often used for TV reception.
Common abbreviation; often used colloquially, but technically omits Uda's contribution.
Named after Japanese inventors Hidetsugu Yagi and Shintaro Uda, who developed the antenna in the 1920s.