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Engine order telegraph. An engine order telegraph or E.O.T., also referred to as a Chadburn, [1] is a communications device used on a ship (or submarine) for the pilot on the bridge to order engineers in the engine room to power the vessel at a certain desired speed.
Flank speed. Flank speed is an American nautical term referring to a ship 's true maximum speed but it is not equivalent to the term full speed ahead. Usually, flank speed is reserved for situations in which a ship finds itself in imminent danger, such as coming under attack by aircraft. Flank speed is very demanding of fuel and often ...
The flanking maneuver is a basic military tactic with several variations. Flanking an enemy entails attacking from one or more sides, at an angle to the enemy's direction of engagement. There are three standard flanking maneuvers. The first maneuver is the ambush, where a unit performs a surprise attack from a concealed position.
Fleet submarine. A fleet submarine is a submarine with the speed, range, and endurance to operate as part of a navy's battle fleet. Examples of fleet submarines are the British First World War era K class and the American World War II era Gato class . The term has survived in Britain to refer to modern nuclear-powered attack submarines.
USS LSM (R)-190 was a United States Navy LSM (R)-188 -class Landing Ship Medium (Rocket). She was built at Charleston Navy Yard, Charleston, South Carolina and was commissioned on 21 November 1944. LSM (R)-190 took part in the Battle of Okinawa from 7 April–4 May 1945. She was hit and sunk by a Japanese suicide plane on 4 May 1945 while on ...
8 × K-gun depth charge projectors. USS Underhill (DE-682) was a Buckley -class destroyer escort of the United States Navy during World War II. Built in 1943, she served in the Atlantic, the Mediterranean, and the Pacific until her sinking in a suicide attack by a Japanese Kaiten manned torpedo on 24 July 1945.
Preble. (DD-12) The third USS Preble was a Bainbridge -class destroyer in commission in the United States Navy from 1903 to 1919. She was named for Commodore Edward Preble. She saw service in World War I .
10 × 21-inch (533 mm) torpedo tubes. 6 forward, 4 aft. 24 torpedoes [5] 1 × 3-inch (76 mm) / 50 caliber deck gun [5] Bofors 40 mm and Oerlikon 20 mm cannon. USS Lapon (SS-260), a Gato -class submarine, was the first ship of the United States Navy to be named after the lapon, a scorpionfish of the Pacific coast of the United States.