Most audiences probably couldn’t hear the difference between a THX certified theater and one that wasn’t, but what made THX popular among many movie fans was the iconic Deep Note glissando ...

THX Ltd., a world-class high-fidelity audio and video tuning, certification, and technology company, and creators of the iconic Deep Note audio logo a Immersive Audio Industry Leader, Tuyen Pham ...

The THX audio/visual quality assurance system began life in 1983 to ensure that the soundtrack of the third Star Wars film, Return of the Jedi, would be accurately reproduced in various venues.

The THX Spatial Audio technology reportedly delivers "pinpoint accuracy and greater than 7.1 surround sound" while the active noise cancelling microphone detects and nullifies background noise as ...