how to change iCal’s default sound in 10.5

first, ensure sounds are enabled for default events.

quit iCal. be sure to do this.

edit ' $HOME/Library/Preferences/ ' note that this file is in binary format, so use the Xcode (or other) plist editor, not vi.

  • add a child to the Root entry: Default alarm sound

  • leave the type as string

  • enter the name of a system sound for the value of the entry

the sound can also live in ' $HOME/Library/Sounds ', but enter only the file base name, not the path or extension.