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CQD mizhnarodnij signal liha v radiotelegrafnomu zv yazku z vikoristannyam azbuki Morze Vikoristovuvavsya oficijno do 3 listopada 1906 roku v cej den bulo pidpisano uhvalu drugoyi Mizhnarodnoyi radiotelegrafnoyi konvenciyi kotra nabula sili 1 chervnya 1908 roku Zgidno z ciyeyu uhvaloyu mizhnarodnim signalom trivogi stav signal SOS Do cogo vikoristovuvalos dekilka signaliv trivogi najposhirenishim z yakih buv CQD Prote navit pislya cogo isnuvav deyakij opir sered operatoriv proti novogo signalu i navit u kvitni 1912 roku pid chas katastrofi lajnera Titanik korabelni operatori peredavali yak signali CQD tak i SOS Istoriya vikoristannya signalu zavershilas 1 lyutogo 1999 roku koli uhvaloyu Mizhnarodnoyi morskoyi organizaciyi signali trivogi zokrema signal SOS zamineno avtomatizovanoyu sistemoyu povidomlennya pro liho zamknenoyu na globalnu merezhu kosmichnih satelitiv Vona dozvolyaye mittyevo viznachiti misce korabelnoyi katastrofi z tochnistyu do 200 metriv CQD in Morse code source source Pri problemah glyante v dovidku File SOS morse code ogg source source track Pri problemah glyante v dovidku Div takozh Redaguvati500 kGc en 2182 kHz en Signal liha Globalna morska sistema zv yazku pid chas bidi en Mayday Skorochennya v kodi Morze en SOSPosilannya Redaguvati C Q D by Alfred M Caddell iz Radio Broadcast kviten 1924 storinki 449 455 opisanij yak Istoriya pershogo morskogo signalu poryatunku cherez radio 家名為 Circular 57 之國際海上通訊公司於1904年1月7日發表此求救訊號 並於同年2月1日生效 1912年時 許多 英國 船隻仍然使用 CQD 作求救訊號 故 鐵達尼號 沉沒時 無線電 操作員杰克 菲利普起初所發送的是 CQD 信號 La cirkulero 57a Yearbook of Wireless telegraphy and Telephony DISTRESS SIGNALLING Arhivovano 16 sichnya 2020 u Wayback Machine Historio de CQD el earlyradiohistory usBibliografiya RedaguvatiStephan Dubreuil Come Quick Danger A History of Marine Radio in Canada Ottawa Fisheries and Oceans Canada Coast Guard 1998 OCLC 39748172 Pete Caesar SOS CQD Four Ships in Trouble Muskegon Mich Marine Press 1977 OCLC 3182026 Ballard C Campbell Disasters Accidents and Crises in American History Infobase Publishing 2008 ISBN 1438130120 CQD toujours a l ecoute histoire de la radio maritime au Canada Stephan Dubreuil Stephane Simard Ottawa Peches et oceans Canada Garde cotiere 1998 OCLC 39747675 Jose Luis Bonilla Pizarro Enciclopedia ilustrada de radiocomunicaciones Ed HASA 1945 Boatsafe com Arhivovano 26 sichnya 2018 u Wayback Machine Otrimano z https uk wikipedia org w index php title CQD amp oldid 40352864