![THX Deep Note Part 2 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds. THX Deep Note Part 2 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds.](https://images.squarespace-cdn.com/content/v1/580fbaac440243d8731ffc57/1529678438058-28P249PZ9D3WZUEX0N81/THX+Part+2.png)
THX Deep Note Part 2 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds.
![THX Deep Note Part 1 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds. THX Deep Note Part 1 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds.](https://images.squarespace-cdn.com/content/v1/580fbaac440243d8731ffc57/1528466451259-EXBI0YOUIOG6C2PARQWY/THX.jpg?format=1000w)
THX Deep Note Part 1 — Twenty Thousand Hertz - The stories behind the world's most recognizable and interesting sounds.
THX Sound Effect Sheet music for Trombone, Tuba, Trombone bass, Trumpet piccolo & more instruments (Brass Ensemble) | Musescore.com
![The score of “Deep Note” THX's audio trademark. created by Dr. James A. Moorer a former employee of Lucasfilm. Deep Note debuted at the premiere of Return Of The Jedi on May The score of “Deep Note” THX's audio trademark. created by Dr. James A. Moorer a former employee of Lucasfilm. Deep Note debuted at the premiere of Return Of The Jedi on May](https://i.redd.it/oc8ujk9yn4011.jpg)