Donor-Advised Funds Support KQED by using your donor-advised fund to make a charitable gift. Did you know that the deepest note in the universe — at least, the part of the universe that can be ...

So famous that it has been sampled by Dre and parodied on The Simpsons, the THX Deep Note is one of the most recognizable pieces of computer-generated music in the world. Although it contains only ...

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 ...

There are some iconic movie title cards out there, but perhaps none as monumental as that of THX, the Lucasfilm subsidiary whose logo accompanies that huge swelling sound you’ve definitely heard ...

Late last month, THX decided to take to Twitter and share the sheet music for their iconic “Deep Note” sound, which you’ve surely heard playing before several of your favorite movies.