DIGITAL GUN FIRE CONTROL SYSTEM

This 1960s U.S. Navy film (MN-11478-A) in an introduction to the Mk 86 ship gun fire-control system. The film opens with a ship sailing at sea, and viewers see a Mk 45 gun mount on the bow of the deck. The 5-inch/54-caliber gun fires several rounds. Operators man the fire control systems in the fire control room (01:28). The film shows the hardware for the system, including two antennas, radars, two television cameras for sighting (02:34), and the Mk 45 gun mounts. Illustrations are used to show how the different computer systems interface with each other (03:23). The film shows the TWS radar (04:07) and its transmitter and receiver unit, then the film shows the Air Track Radar AN/SPG-60 and its equipment transmitter, receiver, antenna control, signal data converter, and remote optical sighting camera (04:30). Viewers see the high-speed general purpose stored-program computer and the unit-supported data p