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American Morse code. American Morse Code β also known as Railroad Morseβis the latter-day name for the original version of the Morse Code developed in the mid-1840s, by Samuel Morse and Alfred Vail for their electric telegraph. The "American" qualifier was added because, after most of the rest of the world adopted " International Morse Code ...
Morse code. Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes, or dits and dahs. [3] [4] Morse code is named after Samuel Morse, one of the early developers of the system adopted for electrical telegraphy .
The Allied military phonetic spelling alphabets prescribed the words that are used to represent each letter of the alphabet, when spelling other words out loud, letter-by-letter, and how the spelling words should be pronounced for use by the Allies of World War II. They are not a "phonetic alphabet" in the sense in which that term is used in ...
Matthew Fontaine Maury (January 14, 1806 β February 1, 1873) was an American oceanographer and naval officer, serving the United States and then joining the Confederacy during the American Civil War. He was nicknamed "Pathfinder of the Seas" and is considered a founder of modern oceanography. He wrote extensively on the subject, and his book ...
The procedure signs below are compiled from the official specification for Morse Code, ITU-R M.1677, International Morse Code, [1] while others are defined the International Radio Regulations for Mobile Maritime Service, including ITU-R M.1170, [8] ITU-R M.1172, [4] and the Maritime International Code of Signals, [5] with a few details of their ...
Visual mnemonic charts have been devised over the ages. Baden-Powell included one in the Girl Guides handbook [1] in 1918. A contemporary Morse code chart. Here is a more up-to-date version, ca. 1988: Other visual mnemonic systems have been created for Morse code, mapping the elements of the Morse code characters onto pictures for easy ...
In 1861-1865 the telegraph played a crucial role in the American Civil War, allowing for rapid communication inside marching armies, and between the national capitals and field armies, which was facilitated by the operation of the U.S. Military Telegraph Corps. The Confederacy had a much weaker system than the Union, and Union forces ...
The American Civil War (April 12, 1861 β May 26, 1865; also known by other names) was a civil war in the United States between the Union [ e] ("the North") and the Confederacy ("the South"), which was formed in 1861 by states that had seceded from the Union. The central conflict leading to war was a dispute over whether slavery should be ...