11 ago 1992 ano - In 1992, a new technology dubbed Dolby Digital was introduced to movie-goers in Batman Returns (1992), and then DTS Digital Sound made its debut in Jurassic Park (1993).

Descrição:

http://www.nytimes.com/1992/08/12/business/company-news-a-sound-idea-dolby-theater-format-adapted-to-home-uses.html

http://www.filmsite.org/80sintro.html

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