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General Dynamics Electric Boat [2] ( GDEB) is a subsidiary of General Dynamics Corporation. It has been the primary builder of submarines for the United States Navy for more than 100 years. The company's main facilities are a shipyard in Groton, Connecticut, a hull-fabrication and outfitting facility in Quonset Point, Rhode Island, and a design ...
American submarine. NR-1. 4.8 m (15 ft 9 in) at stern stabilizers. Deep Submergence Vessel NR-1 was a unique United States Navy (USN) nuclear-powered ocean engineering and research submarine, built by the Electric Boat Division of General Dynamics at Groton, Connecticut.
1 × 4-inch (102 mm)/50 caliber deck gun. The United States ' S-class submarines, often simply called S-boats (sometimes "Sugar" boats, after the then-contemporary Navy phonetic alphabet for "S"), were the first class of submarines with a significant number built to United States Navy designs. They made up the bulk of the USN submarine service ...
Armament. 4 × 18 inch (450 mm) torpedo tubes, 8 torpedoes. 1 × 3"/23 caliber retractable deck gun (gun on EB design only) [1] The United States L-class submarines were a class of 11 coastal defense submarines built 1914–1917, and were the most modern and capable submarines available to United States Navy when the country entered World War I.
The Virginia class, or the SSN-774 class, is the newest class of nuclear-powered cruise missile fast attack submarines in service with the United States Navy. The class is designed for a broad spectrum of open-ocean and littoral missions, including anti-submarine warfare and intelligence gathering operations. [10]
Caution: Sometimes, the noise power is denoted by / when negative frequencies and complex-valued equivalent baseband signals are considered rather than passband signals, and in that case, there will be a 3 dB difference.
E-flat major (or the key of E-flat) is a major scale based on E ♭, consisting of the pitches E ♭, F, G, A ♭, B ♭, C, and D. Its key signature has three flats. Its relative minor is C minor, and its parallel minor is E ♭ minor, (or enharmonically D ♯ minor ). The E-flat major scale is:
The upcoming Columbia-class (formerly known as the Ohio Replacement Submarine and SSBN-X Future Follow-on Submarine) nuclear -powered ballistic missile submarines of the United States Navy are designed to replace the Ohio class. [7] Construction of the first vessel began on 1 October 2020. [8] She is scheduled to enter service in 2031.