These guns had a firing arc of 120 and could fire straight ahead or astern.
All guns had a firing arc of 125 -30 and at least four could bear on any part of the horizon.
The launchers elevate up to 70 but have a limited firing arc of 30 within the centreline.
Her firing arcs were reduced in an attempt to mitigate the problem.
Each gun had an approximate firing arc of 240 .
They were carried some 20 feet above the water line, and each had a firing arc of 270 degrees.
However, the gunner is slow, takes a while to turn, and only has a 180-degree firing arc (360-degree while in the air).
Partly that was because a unit locked into the formation of a wall of battle had a very limited firing arc.
Each turret had a firing arc of 260 degrees.
The machine gun mount also had to be raised to give a 360 firing arc.