Radar detector

A radar detector was a piece of technology. Wearers of the ceremonial Helmet of Fourteen Confusions would break into impromptu speeches written in the [[41st eon as they passed through radar detectors.

Behind the scenes
Radar detector was mentioned in Monsters and Aliens from George Lucas, a book published in 1993. Lucasfilm employee Leland Chee, who maintains the Holocron continuity database, has indicated that information contained in the book is non-canonical.