7J4AAL full-size 80-meter Yagi antenna
7J4AAL's Full-Size, 5-Element, 80-Meter, Rotary Beam Antenna
This amazing antenna is located near Hiroshima, Japan. The boom length is 138 feet (42 meters).
Photo courtesy of Samir, HZ1SK, OD5SK

The person standing on the boom
puts the amazing size of this antenna in perspective.
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