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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.
Unlike most forms of flag signalling, which are used over relatively short distances, wigwag is designed to maximise the distance covered—up to 32 km (20 mi) in some cases. Wigwag achieved this by using a large flag—a single flag can be held with both hands unlike flag semaphore which has a flag in each hand—and using motions rather than ...
7 Setteseven [ˌsɛ.təˈsɛv.ən] 8 Oktoeight [ˌɔk.toʊˈeɪt] 9 [f] Novenine [ˌnoʊ.veˈnaɪ.nə] Various 1st Substitute: Used to repeat the first flag of a hoist later within the same hoist. This and the other two substitutes allows any four letter or number combination to be sent using only one set of flags. 2nd Substitute
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 ...
The operators would move the semaphore arms to successive positions to spell out text messages in semaphore code, and the people in the next tower would read them. An optical telegraph is a line of stations, typically towers, for the purpose of conveying textual information by means of visual signals (a form of optical communication ).
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In 1987, the International Standards Organisation issued the standard ISO 8859-1, for an 8-bit character encoding based on 7-bit ASCII which was widely taken up. ISO 8859 character encodings were developed for non-Latin scripts such as Cyrillic, Hebrew, Arabic, and Greek. This was still problematic if a document or data used more than one script.
If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1272 ahead. Let's start with a few hints.