The signal used in Australia in the event of a terrorist attack, natural disaster, dam failure, nuclear explosion, large bushfire, disease outbreak and hazardous materials.
The sound played to alert you of an incoming train at a railway crossing.
A short censor beep sound.
A simple and short 4-tone chime going up.
December 7th, 2016
A simple 9-tone bell to mark lunch time or end of period of end of school.
A simple and short 3-tone chime going up.
A simple and short 4-tone chime that sound like westminster.
A simple and short 3-tone chime going down.
A simple and short 4-tone chime going down.
A simple and short 2-tone chime.