Submariner: Courage

Open on a radio spot from GPYR, Melbourne with a muffled, bass heavy sound that sounds like it's underwater It repeats over and over.As it does, the low frequencies reduce as the sound starts to become clearer.Then with an almighty washing of water, the sound turns into a word "Courage / Confidence / Pride" as it surfaces.The FVO says, "What will surface as a submariner? To find out visit defencejobs.gove.au/navy.