It's not perfect, but I did it in a hurry. If you can change your startup/poweron sound, feel free to use these.
The file you'll download has the file extension of .txt, because I can't upload zip files. Just change the extension to .zip and open it. The password is "abide" (without quotes).
If anyone needs them in Ogg format, just ask. Many phones support them.
Or you can go to visit http://media.io and convert them online.
Those are far out, man. Thankee!
Quite welcome! It's actually very simple. I have a virtual machine running Mac OS X, so I use that, and then make a few edits in my usual Windows.