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A copy of the code book had been captured from U-110 on 9 May 1941. A similar coding system was used for weather reports from U-boats, the Wetterkurzschlüssel, (Weather Short Code Book). A copy of this had been captured from U-559 on 29 or 30 October 1942. [160]
Inspector Morse is a British detective drama television series based on a series of novels by Colin Dexter.It starred John Thaw as Detective Chief Inspector Morse and Kevin Whately as Sergeant Lewis.
Page from the Chappe telegraph code book. The message was coded at the tower of origin using a code book and decoded at the destination tower using an identical book. The code book contained 92 pages, each of which contained 92 entries, each with a word, a series of related words, or an expression.
Radio communication was by wireless telegraphy; at the sending end, an operator tapped on a switch which caused the radio transmitter to produce a series of pulses of radio waves which spelled out text messages in Morse code. At the receiver these sounded like beeps, requiring an operator who knew Morse code to translate them back to text.
A heliograph (from Ancient Greek ἥλιος (hḗlios) 'sun' and γράφειν (gráphein) 'to write') is a solar telegraph [1] system that signals by flashes of sunlight (generally using Morse code) reflected by a mirror. The flashes are produced by momentarily pivoting the mirror, or by interrupting the beam with a shutter. [2]
Q code and prosigns for Morse code are used in amateur radio, aviation, and marine radio. They provide specific abbreviations for concepts related to aviation, shipping, RTTY, radiotelegraph, and amateur radio. [ 40 ]
Soon after the code words were developed by ICAO (see history below), they were adopted by other national and international organizations, including the ITU, the International Maritime Organization (IMO), the United States Federal Government as Federal Standard 1037C: Glossary of Telecommunications Terms [5] and its successors ANSI T1.523-2001 [6] and ATIS Telecom Glossary (ATIS-0100523.2019 ...
Qalaherriaq (c. 1834 – 1856) was an Inughuit hunter from Cape York in northwestern Greenland.Born around 1834 and baptized Erasmus Augustine Kallihirua, he was taken aboard the British barque HMS Assistance in 1850 as an interpreter during the search for Franklin's lost expedition.