elephant cage
n.β Β«The AN/FLR-9 Countermeasures Receiving System, an excellent example of a Wullenweber DF array. This array, commonly called an “Elephant Cage,” is 900 feet in diameter.Β» βby Joseph D. Moell, Thomas N. Curlee Transmitter Hunting June 1, 1987. (source: Double-Tongued Dictionary)