Skip to content
Arrow Right IconBack to Glossary


AC-3, or Dolby AC-3, is the earliest in a family of audio compression technologies developed by Dolby Labs. Over time it evolved into a family of related technologies, collectively referred to today as Dolby Digital; "AC-3" is sometimes still used as a catch-all term for the family.

Related Terms:

Mux Video is an API-first platform, powered by data and designed by video experts to make beautiful video possible for every development team.

Check out Mux video

Try Mux with a risk free trial and $20 in credit.