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A US Navy crewman signals the letter 'U' using flag semaphore during an underway replenishment exercise (2005). Flag semaphore (from the Ancient Greek σῆμα (sêma) 'sign' and - φέρω (-phero) '-bearer' [1]) is a semaphore system conveying information at a distance by means of visual signals with hand-held flags, rods, disks, paddles, or occasionally bare or gloved hands.
Signal flags Semaphore Manual alphabet Braille system No/other lang value: Radio alphabet: Morse code: Signal flag: Semaphore: Manual alphabet (fingerspelling) Braille: American NATO phonetic: Morse code: Signal flag: Flag semaphore: American manual alphabet (ASL fingerspelling) Unified English Braille: English NATO phonetic: Morse code: Signal ...
Several of the most common single-letter signals are shown at the right. Two-letter signals cover a broad gamut of situations. Repeated characters can be a problem in flaghoist. To avoid having to carry multiple sets of signal flags, the Code uses three "substitute" (or "repeater") flags. These repeat the flag at the indicated position.
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Use the editor menu to change your font, font color, add hyperlinks, images and more. 1. Launch AOL Desktop Gold. 2. Sign on with your username and password. 3. Click the Write icon at the top of the window. 4. Click a button or its drop-down arrow (from left to right): • Select a font. • Change font size. • Bold font. • Italicize font.
Flag semaphore signalling uses two flags, held in specific positions to signify letters. This method requires simple equipment but can be obscured by bad weather. This method requires simple equipment but can be obscured by bad weather.
International maritime signal flags are various flags used to communicate with ships. The principal system of flags and associated codes is the International Code of Signals . [ 1 ] Various navies have flag systems with additional flags and codes, and other flags are used in special uses, or have historical significance.
Naval flag signalling undoubtedly developed in antiquity in order to coordinate naval action of multiple vessels. In the Peloponnesian War (431 – 401 BCE) squadrons of Athenian galleys were described by Thucydides as engaging in coordinated maneuvers which would have required some kind of communication; [1] there is no record of how such communication was done but flags would have been the ...