Mark 56 Gun Fire Control System is a gun fire-control system made up of AN/SPG-35 radar tracker and the Mark 42 ballistic computer.
AN/SPG-35 aboard USS Hornet
AN/SPG-35 aboard USS Saint Paul
MRS-3 aboard HMS Zulu and HMS Delight
Leander-class frigate
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The Leander-class, or Type 12I frigates, comprising twenty-six vessels, was among the most numerous and long-lived classes of frigate in the Royal Navy's modern history. The class was built in three b
Mark 56 Gun Fire Control System
…Rothesay-class frigate Leander-class frigate Rothesay-class frigate…
HMS Apollo, 1976
Aerial view of HMS Penelope in 1970, showing the original layout of the class before conversion
Naiad, an Ikara conversion in 1982
Phoebe, an Exocet conversion, in 1990