THX Ultrasound Speakers were mentioned in the fifth novel of the Jedi Prince young readers series, Queen of the Empire, published in 1993. Allusions to George Lucas's first feature film, THX 1138, are made often throughout Star Wars material, and these homages have been officially acknowledged.
THX Ultrasound Speakers were mentioned in the fifth novel of the Jedi Prince young readers series, Queen of the Empire, published in 1993. Allusions to George Lucas's first feature film, THX 1138, are made often throughout Star Wars material, and these homages have been officially acknowledged.