THX Deep Note returns with “Spark,” a new trailer that updates a 42-year cinema ritual for today’s immersive moviegoing experience.

In the new BTS film, Coleman explores the "ignition of creativity," highlighting how the team utilized 2026’s most advanced formats, including HDR10+ and Eclipsa Audio, to rebuild the THX identity ...

Do you remember how disappointed you were, years ago, when you got to the theater only to find out the THX showing of the movie you came to see was sold out? THX certified cinemas are few and far ...

Put some headphones on. THX just released an all-new, "rejuvenated" version of its signature Deep Note sound that plays before films at THX-certified movie theaters. It also runs before the main ...

One of the most famous pieces of computer-generated music is the Deep Note, the audio trademark for THX. It begins with a dozen or so voices, randomly tuned between 200 and 400 Hz, then glissandos to ...