Death Star will be in range in five minutes.
5 seconds sound clip from the Star Wars: Episode IV - A New Hope (1977) movie soundboard.
You can hear this line at 01:50:03 in the Blu-ray version of the movie.
Quote context
[...]
- Switch all power to front deflector screen.
(Space station guns blasting) (2)
- How many guns do you think, Gold Five?
- Say about 20 guns some on the surface, some on the towers.
- Death Star will be in range in five minutes.
- Switch to targeting computer.
- Computer locked. Getting a signal.
(Rebel ships flying sound effect)
- Stabilize your rear deflectors. Watch for enemy fighters.
[...]