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Country of Origin: Britain


The British MRS 3 (medium range system) with the Type 903 radar became the standard post-World War II British gunfire-control systems. The gunfire control system was based on the U.S. Mk 56 GFCS (gun fire control system). The Type 903 radar was derived from the U.S. Mk 35.

The MRS 3 had a parabolic dish antenna mounted on the right front of the director. The radar was fed by a nutating, conical-scan feed located in the center of the reflector. Directly ahead of the feed was a...

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