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Phase-fired control (PFC), also called phase cutting or phase-angle control, is a method for power limiting, applied to AC voltages. [1] It works by modulating a thyristor , SCR , triac , thyratron , or other such gated diode -like devices into and out of conduction at a predetermined phase angle of the applied waveform.
The Mark 92 fire control system, an Americanized version of the WM-25 system designed in The Netherlands, was approved for service use in 1975. It is deployed on board the relatively small and austere Oliver Hazard Perry -class frigate to control the Mark 75 Naval Gun and the Mark 13 Guided Missile Launching System (missiles have since been ...
Acquisition phase The fire-control radar switches to the acquisition phase of operation once the radar is in the general vicinity of the target. During this phase, the radar system searches in the designated area in a predetermined search pattern until the target is located or redesignated. This phase terminates when a weapon is launched.
[1]: p.42 The IBCS is designed to link radars across thousands of miles and shoot down short-, medium-, and intermediate-range ballistic missiles in their terminal phase. [2] [3] [4] IBCS was designed to replace eight anti-ballistic missile defense command systems, including Raytheon's Patriot missile engagement control station.
Starting in the middle 1960s a new family of guided missiles referred to as the Standard missiles were developed to replace the poor performing missiles used by existing fire control systems. The RIM-66A/B Standard replaced the earlier RIM-24C Tartar used by the system. The new missile made Tartar into a true medium ranged system.
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.
The Trump administration this week fired employees who were building a system to manage satellite traffic in space, weakening a badly needed effort championed by the U.S. space industry and the ...
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. It was originally developed by Hannibal C. Ford of the Ford Instrument Company [1] and William Newell.