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Morse. Sharaxaad kooban oo ku saabsan
Morse - a hab habaynteeda gaar ah characters af oo kala duwan - warqado, xarakayn, iyo lambarada oo macneheedu yahay calaamadaha dhawaaqa. Waxa uu isticmaalaa laba nooc oo signalada: gaaban tusinaysaa barta, muddo dheer - dumisaan. Markii hore, code Morse waxaa loo isticmaalay in Telegraph.
Morse ayaa la Been abuurtay by American Samuel Morse ee 1838. Fikradda in la abuuro nidaam la isugu gudbiyo macluumaadka Samuel booqday ka dib markii buugaagta ee M. Faraday, iyo tijaabo Schilling ee. Morse shaqeeyeen uu soo maaxdey muddo ka badan saddex sano, ilaa uu dadaalkiisa aan la saaraa taaj guusha. signal ugu horeysay ee loo diray iyagii dhex silig, oo dhererkiisu dhan yahay 1,700 feet. Tijaabo ay xiiseyneyso Steve Weil, kuwaas oo maal ah tijaabo ah Morse. Waxaa isaga u mahad May 27, 1844 u diray fariin ugu horeysay ee la xidhiidha, qoraalka ah taas oo ahayd: ". Shuqulladaada, Sayidow yaab badan yihiin"
Dabcan, inta lagu jiro waqtiga nidaamka uu is beddelay iyo in la hagaajiyo. version The final waxaa la soo jeediyey in 1939. Dhab ahaantii xiiso leh waa in code Morse laftiisa waxay bilaabeen inay soo wac oo kaliya bilowgii dagaalkii koowaad ee aduunka. Waxay ahayd waqti in si weyn loo faafin ay doorasho "continental".
Sida nidaamka ka mid ah calaamadahaas, code Morse leeyahay faa'iidada iyo khasaaraha labada. Waxaa ka mid ah faa'iidooyinka ka mid ah xeerkan la cayimi karo sida kartida si ay u qoraan iyo ciyaaro daafaca calaamadaha iyadoo la isticmaalayo qalabka fudud, awood u leh inay gacan-sireed, iyo sidoo kale difaac sare si ay faragelin, helitaanka fariin u diyaar ah ee dhagaysiga, xataa iyadoo ay wada joogaan faragelin xoog leh.
Sida ceebaha, waxaa ka mid ah fiilooyinka-xawaaraha yar yahay, code laftiisa waa isticmaalka yar qaata si toos ah-daabacaadda, iyo sidoo kale in la kala iibsiga ee calaamada noocan oo kale ah waxaa loo baahan yahay celcelis ahaan ku saabsan 9-10 chips, taas oo ah arrin uneconomical.
Inta badan loo yaqaan signal oo gudbiya code Morse - SOS. signal Tan waxaa loo ogol yahay in ay soo gudbiyaan oo kaliya xaaladaha ay jirto halis ku soo fool inay nolosha aadanaha ama weel badda. In kasta oo xaqiiqda ah in signal badan SOS waxaa la micneeyey sida «naftayada badbaadi» (tarjumay sida "naftayada badbaadiyo"), ama, sida laga soo xigtay qaar ka mid ah, «Save our markabka» (our markab badbaadin), waxa gabi ahaanba waa kiiska ma. Noocan ah signal loo doortay aawadeed oo keliya ay daacad: saddex dhibcood, saddex kusiga oo mar kale ka dibna saddex dhibcood, taas oo ah arrin sahlan in la xasuusto.
Sidee in la xasuusto oo dhan jilayaasha kala qaado adigoo isticmaalaya code Morse? Gurtida - mid ka mid ah ugu wanaagsan ee loo yaqaan iyo siyaabaha ugu fudud si ay u bartaan code Morse.
Gurtida yihiin ku dhawaaqida jiibta kooxo kala duwan ee kusiga iyo dhibco. Waxaa xusid mudan in dhawaaqyada, oo ay ka mid shaqal sida "a", "s" ama "o" yeero dumisaan ah, iyo inta kale ee dhawaaqyo iyo dhawaajiyaan "ah" - dhibcood.
Tusaale ahaan, xarafka "i", oo ka kooban laba dhibcood, iyadoo la isticmaalayo Gurtida erayadii xafiday "iyo di" iyo "k" xarafka (-.-) - isticmaalaya weedha ah "isla-kaaak taaak".
Maanta, waxaa jira barnaamijyo badan oo kala duwan oo loo isticmaali karo si ay u bartaan code Morse ah, fariimaha si encode iyo fahmo macluumaadka la adeegsanayo xarfaha laatiinka, iyo sidoo kale in ay tababaraan oo ay helaan signalada Morse ku quudin jiray iftiinka ku dhexsameeysmo jirka.
In kasta oo xaqiiqda ah in maalmahan waxaa jira wax badan oo ka mid ah hababka cusub iyo codes isgaarsiinta, code Morse weli dhex amateurs radio caan ah.
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