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Her keel was laid in 1943 as PC-1425, before being reclassified three months later as a "patrol craft sweeper" (PCS). After the war, the ship served as a test platform for the development of naval radios, being the first ship to demonstrate the use of an automatically aligning UHF directional antenna .
USS Thunderbolt (PC-12) is the twelfth Cyclone-class patrol ship. Thunderbolt was laid down 9 June 1994 by Bollinger Shipyards, Lockport, Louisiana, and launched 2 December 1994. She was commissioned by the United States Navy on 7 October 1995.
Military computers will typically also be constructed of more robust materials with more internal structure, more cooling fans, a more robust power supply, and so forth. Intended Environment – An office or consumer computer is intended for use in a very controlled shirt-sleeve environment with moderate temperatures and humidity and minimal ...
A typical shipboard ARPA/radar system. A marine radar with automatic radar plotting aid (ARPA) capability can create tracks using radar contacts. [1] [2] The system can calculate the tracked object's course, speed and closest point of approach [3] (CPA), thereby knowing if there is a danger of collision with the other ship or landmass.
HMS Spey is a Batch 2 River-class offshore patrol vessel of the Royal Navy.Named after the River Spey in Scotland, she is the eighth Royal Navy ship to be named Spey and is the fifth Batch 2 River-class vessel to commission and is forward deployed long-term to the Indo-Pacific region with her sister ship HMS Tamar.
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Frédérick Rolette (AOPV 434) will be the fifth Harry DeWolf-class offshore patrol vessel for the Royal Canadian Navy. The class was derived from the Arctic Offshore Patrol Ship project as part of the National Shipbuilding Procurement Strategy and is primarily designed for the patrol and support of Canada's Arctic regions. [9] [10]
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