Kumiswa, Indaba
Ukusungulwa kwe-radio Popov - evusa impikiswano ukuthi uvuliwe
Nge kokutholakala ugesi kungenzeka abantu kuxhomeke kakhulu. Abantu baye bafunda ukuba adlulisele amasignali phezu izintambo esakuthwala ulwazi ngisho inkulumo yomuntu. Kodwa ukusetshenziswa ubuhlobo obunjalo futhi kwadingeka ezinye kabi. Izintambo ayikwazanga welule emva izimoto ezihambayo. Ukusungulwa kwe-radio Popov waba isigaba esisha ekuthuthukiseni ukuxhumana.
Kungenzeka ukudlulisa ulwazi kusuka emsakazweni eyodwa kuya kwenye nokusetshenziswa amagagasi kagesi. Omunye umthombo likhipha amaza omsakazo, kanye nezinye uyabamukela.
Ukusungulwa kwe-radio Popov ubekade 1895. Yingaleso sikhathi lapho edala umsakazo lokuqala. Le divayisi kakhulu sensitive emisebeni ye amagagasi kagesi. Ekuqaleni, owamukelayo ithola futhi iphendula labo esavela emkhathini, okungukuthi, esithweni umbani. Kodwa kancane kancane ke kwaba ngcono futhi baqala ukuhlukanisa ulwazi ngocansi evela kweminye imithombo. Kodwa ngonyaka ka-kokusungulwa umsakazo - 1895y.
Ngenhla emsebenzini obalulekile udala umsakazo beat ososayensi abaningi abavela emhlabeni jikelele. Lezizifundo wayeseke waphila iminyaka eminingi ngaphambi kohlelo. Umlando kokusungulwa umsakazo kuhilela izinyathelo ezimbalwa futhi isikhathi esikhulu kakhulu isikhathi. Usosayensi Danish Oersted olwenziwa ucwaningo futhi wathola ukuthi eduze iyunithi kokuqhuba wamanje, kukhona emkhakheni amagagasi kazibuthe. Esinye isazi sesayensi yemvelo, Faraday wathola futhi wafakazela practice ukuthi amandla kazibuthe umthombo lokuzalwa kagesi lamanje. A ososayensi abambalwa ukucacisa ubuhlobo we kazibuthe namasimu kagesi nethonya lazo nomunye.
Ngakho-ke, singasho kugcwale umlomo ukuthi ukusungulwa umsakazo Popov, kwaba esigabeni sokugcina umsebenzi owenziwa abantu abaningi.
ama-apharathasi Technical owamukelayo lokuqala amagagasi kagesi kwaba silula. Yayinendodakazi insimbi kagesi, tube ibhethri ngengilazi, lapho kwakukhona uthuli edluliselwe kagesi. Transmitter lisetshenziswa njengedivaysi arrester inhlansi, okuyinto sokucasuka oscillations wave ku-antenna. I-antenna iye yasetshenziswa ngokokuqala ngqa. amagagasi Tholakele nomthelela sawdust, okuyinto kuba wokuba umbhidisi kagesi lamanje. Sidlulisele buthaka kungani leso senzo sabo, bathatha izwi ezahlukene.
Kodwa lokhu ukuthuthukiswa nokwenziwa ngcono idivayisi akusho uphelelwa. Popov wadala umsakazo ukuthi ngakwazi ukusebenza futhi wenze amagagasi at amabanga okukhulu. Ngemva kweminyaka emihlanu reception lebanga amakhilomitha 40.
Radio buye baba ingxenye ebalulekile ezimpilweni zabantu. Siyabonga kuye atakulwa abadobi, ngubani ishanelwe ukuze ulwandle i floe ice ngo-1900. Abasebenzisi bayokwazisa lula ukuxhumana okunjalo.
Kodwa kokusungulwa umsakazo Popov namanje ubuzwa. The mpikiswano mayelana nokuthi ingabe nguye kuqala yasungulwa kule divayisi, bengayeki kuze kube yilolu suku. Entshonalanga, kunenkolelo yokuthi umsunguli wokuqala emsakazweni kwaba Marconi.
Bobabili umsunguli wenza cishe kuyafana anezele lobuchwepheshe yokusungulwa ekhona. Kwathi ngesikhathi esifanayo. Lapho Popov wabonisa umsakazo wakhe, Marconi wenza okufanayo, ngisho isicelo patent. Ngakho-ke, lo mbuzo uvuliwe.
ERussia, ngosuku esemthethweni umsakazo ubhekwa 7 Meyi 1895. Radio umsunguli okuthiwa Alexander Popov.
Kodwa okubaluleke kakhulu, naphezu kwazo zonke impikiswano, lokhu umcimbi anikeza ugqozi ukuthuthukiswa yokuxhumana. Yavula esintwini amathuba amasha kanye namathemba kulo mkhakha. Namuhla asikwazi ukucabanga ukuphila ngaphandle umsakazo nokunye ukuxhumana. Ngakho-ke, abantu kufanele ngibonge labo ososayensi okwase kuphele iminyaka engu waya lokhu okutholakele. Ngamunye wabo uye waba negalelo yimbangela ejwayelekile izici ezinhle kubo bonke abantu.
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