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The Tizard Mission to the United States provided the USN with crucial data on UK and Royal Navy radar technology and fire-control radar systems. In September 1941, the first rectangular Mark 4 Fire-control radar antenna was mounted on a Mark 37 Director, [39] and became a common feature on USN Directors by mid 1942. Soon aircraft flew faster ...
World War II–era Mark 37 Director for 5 in/38 caliber dual purpose guns above bridge of destroyer USS Cassin Young, backfitted with postwar AN/SPG-25 radar antenna. For warships of the 20th century, the director is part of the fire control system; it passes information to the computer that calculates range and elevation for the guns.
The 5-inch guns were guided by a Mark 37 Gun Fire Control System with a Mark 25 fire control radar linked by a Mark 1A Fire Control Computer stabilized by a Mark 6 8,500 rpm gyro. This fire control system provided effective long-range anti-aircraft (AA) or anti-surface fire.
The 5-inch guns were guided by a Mark 37 Gun Fire Control System with a Mark 25 fire control radar linked by a Mark 1A Fire Control Computer stabilized by a Mark 6 8,500 rpm gyro. This fire control system provided effective long-range anti-aircraft (AA) or anti-surface fire.
A German anti-aircraft 88 mm Flak gun with its fire-control computer from World War II. Displayed in the Canadian War Museum.. A fire-control system (FCS) is a number of components working together, usually a gun data computer, a director and radar, which is designed to assist a ranged weapon system to target, track, and hit a target.
Mark 1A Computer Mk 37 Director above the bridge of destroyer USS Cassin Young with AN/SPG-25 radar antenna. The Mark 1, and later the Mark 1A, Fire Control Computer was a component of the Mark 37 Gun Fire Control System deployed by the United States Navy during World War II and up to 1991 and possibly later.
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In this U.S. Army Coast Artillery Corps plotting room, the table is a Whistler-Hearn plotting board.Other devices for fire control are visible on the table. Cut-away view of a Royal Navy World War II K-class destroyer Director Control Tower (D.C.T.) with Type 285 radar; plotting room shown on lower level This massive concrete casemate housed the underground plotting room for the 12-inch ...