fasahar sigina da sadarwa ta amfani da igiyoyin rediyo
Rediyo dai wata akwatin sauti ce da ake sauraren labarai ko kiɗe-kiɗe ko wa'azi da dai sauran su, tun lokaci mai tsawo daya wuce ana amfani da rediyo domin sauraren labarai da wasu mahimman abubuwa, rediyo na ɗaya daga cikin hanyoyin da suka fara baiwa mutane damar sanin haƙƙoƙin su a duniya dama sanin abinda ƙasashen duniya ke ciki na yau da kullum.
A cikin sadarwar rediyo, ana amfani da su wajen watsa shirye-shiryen rediyo da talabijin, wayoyin hannu, rediyon hanyoyi biyu, sadarwar mara waya, da sadarwar tauraron dan adam, a cikin sauran fa'ida, ana amfani da igiyoyin rediyo don ɗaukar bayanai ta sararin samaniya daga na'urar watsawa zuwa mai karɓa, ta hanyar daidaitawa siginar rediyo (yana burge siginar bayanai akan igiyar rediyo ta hanyar bambanta wani bangare na kalaman) a cikin mai watsawa. A cikin radar, ana amfani da su don ganowa da bin diddigin abubuwa kamar jirgin sama, jiragen ruwa, jiragen sama da makamai masu linzami, igiyar igiyar radiyon da na'urar watsawa ta radar ke fitarwa yana nuna abin da aka yi niyya, kuma raƙuman ruwa da ke fitowa suna bayyana wurin da abun yake. A tsarin kewaya rediyo kamar GPS da VOR, mai karɓar wayar hannu yana karɓar siginar rediyo daga tasoshin rediyon kewayawa waɗanda aka san matsayinsu, kuma ta hanyar auna lokacin isowar igiyoyin rediyo mai karɓa zai iya ƙididdige matsayinsa a duniya. A cikin na'urorin sarrafa nesa na rediyo mara waya kamar drones, masu buɗe kofa na gareji, da tsarin shigarwa marasa maɓalli, siginar rediyo da ake watsawa daga na'urar sarrafawa suna sarrafa ayyukan na'urar nesa.
Aikace-aikace na igiyoyin rediyo waɗanda ba su haɗa da watsa raƙuman ruwa masu nisa ba, kamar dumama RF da ake amfani da su a cikin hanyoyin masana'antu da tanda na microwave, da amfani da likitanci kamar na'urorin diathermy da MRI, yawanci ba a kiran su rediyo. Ana kuma amfani da sunan rediyo don nufin mai karɓar rediyon watsa shirye-shirye.
Masanin kimiyyar lissafi na Jamus Heinrich Hertz ne ya fara tabbatar da wanzuwar igiyoyin rediyo a ranar 11 ga Nuwamba, 1886.[1] A tsakiyar 1890s, ginawa a kan fasahohin masana kimiyya suna amfani da su don nazarin raƙuman ruwa na lantarki, Guglielmo Marconi ya ƙera na'urar farko don sadarwar rediyo mai nisa, [2] yana aika saƙon lambar Morse mara waya zuwa wata tushe mai nisan kilomita daga 1895,[3] da siginar transatlantic ta farko a ranar 12 ga Disamba, 1901.[4] An watsa watsa shirye-shiryen rediyon kasuwanci na farko a ranar 2 ga Nuwamba, 1920 lokacin da Westinghouse Electric da Kamfanin Manufacturing Company ke watsa shirye-shiryen zaben shugaban kasa na Harding-Cox a Pittsburgh, karkashin alamar kira KDKA.[5]
Doka ce ke tsara fitar da igiyoyin rediyo, wanda Ƙungiyar Sadarwar Sadarwa ta Duniya (ITU) ke daidaitawa, wanda ke keɓance madaurin mitar a cikin bakan rediyo don amfani daban-daban.
Rediyo na da matuƙar amfani a wajen mutane domin anan ne mutum zai rinƙa samun labaran da duniya ke ciki kai tsaye kuma labarin gaskiya ba labarin da bai da inganci ba.
↑“125 Years Discovery of Electromagnetic Waves". Karlsruhe Institute of Technology. May 16, 2022. Archived from the original on July 14, 2022. Retrieved July 14, 2022.
↑Bondyopadhyay, Prebir K. (1995) "Guglielmo Marconi – The father of long distance radio communication – An engineer's tribute", 25th European Microwave Conference: Volume 2, pp. 879–85
↑“1890s – 1930s: Radio". Elon University. Archived from the original on June 8, 2022. Retrieved July 14, 2022.
↑Belrose, John S. (5–7 September 1995). "Radio's First Message -- Fessenden and Marconi". Institute of Electrical and Electronics Engineers. Retrieved 2022-11-06.
↑“History of Commercial Radio". Federal Communications Commission. 23 October 2020. Archived from the original on January 1, 2022. Retrieved July 14, 2022.
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