Stand by.
4 seconds sound clip from the The Atomic Submarine movie soundboard.
You can hear this line at 00:39:38 in the DVD version of the movie.
Quote context
[...]
- Load one and two. Open outer doors. Stand by for action.
- Tubes one and two loaded. Outer doors open. Ready to fire.
- Range, seven and three quarter miles.
- Zero minus ten, nine, eight, seven, six, five, four, three, two, one, target, zero.
[...]