may 25, 1983 - George Lucas' THX sound system made its debut - the first movie to be shown in a THX-certified auditorium was Return of the Jedi (1983)
Description:
https://www.youtube.com/watch?v=gL7hzFl6Hlghttp://www.filmsite.org/80sintro3.html
http://lucasfilm.com/skywalker-sound
http://www.aes.org/sustaining_members/?companyID=156
www.thx.com
Added to timeline:
Date:
may 25, 1983
Now
~ 43 years ago