I-kinescope yeTV yatshintshwa yi-crystal yamanzi kunye neeplasma zeplastiki ezinezixazululo eziphezulu, kodwa ama-4K Ultra High-Definition models ahlala esitsha kumthengi nge-electronics market. Ngaba kulungile ukuthenga i-4K-TV - kweli nqaku.
Kuthetha ukuthini i-4K TV?
Kwabizwa ngokuba ngumbonga kwi-screen diagonal, eyi-4000 Pixels. Isisombululo ngexesha elifanayo ngama-pixels angama-3840x2160, ayenzeka ngokuphindaphinda kabini isisombululo esaziwayo ngo-1920x1080. Le fomethi yabonakala ngokutsha-ngo-2005, kwaye kufuneka kuthiwa iliso lomntu lingafumani ukungafani phakathi kwesisombululo esivamile kunye nesitsha esitsha, kwaye ngakumbi ukuba isisombululo sama-pixels angu-1080 sibonisa i-Blu-ray. Ngenxa yoko, akukho nto ingaba yinto engqiqweni ukuthenga i-TV ye-4K, kuba ngoku ngoku akukho i-Blu-ray discs, iiplatifomu ezinevidiyo ezityhutyhayo, iziteshi zeTV, kunye neekhamera zevidiyo ezisezantsi ezifanelekileyo ezixhasa isisombululo esinjalo.
Ngaba ndifuna i-TV ye-4K?
Wonke umntu unquma lo mbuzo ngokwakhe, kodwa ukuzonwabisa nomfanekiso wokucaca okucacileyo, ukuziva uyingxenye yemoya ye-movie kunye nokubamba yonke imibala yemibala kunye nemibala ehamba kuyo, kubalulekile ukuba ifowuni enjengomdlali we-Blu-ray uyakwazi ukuhambisa isalathisi kwisikrini ukukhawuleza kwama-60 ozimele ngeesibini, kodwa ngexesha elingenakufikeleleka kuye ngenxa yemingcele yomda we-channel ngokusebenzisa i-HDMI 1.4. Iingcingo zale nguqulo zinciphisa isantya sesiqalo ngesigamu, kwaye ngeli nqanaba malunga nokugqithisa kwevidiyo kunye nazo zonke iingeniso abavelisi bachaza, omnye unokuphela kokuphupha.
Ukuba ucinga ukuba uthenge iTV nge-4K isisombululo, kufuneka uqikelele ukuba ngenxa yesizathu esifanayo, ividiyo yesisombululo esinezinga eliphezulu iya kuba nombala onobuhle obunemibala. Kakade, abavelisi basebenza kule mpazamo kunye nokukhutshwa kwenguqu entsha ye-HDMI interface, eya kuthiwa yi-HDMI 2.0, icwangciswe kungekudala. Emva koko uya kuba phantsi kwesantya sama-60 ozimele ngeesibini, kodwa kusekho ukuphuculwa ngokwemibala yepelette kuza kulinda.
Enyanisweni, abo abangenayo umbuzo wemali bangazithenga i-TV yesizukulwana esitsha, nangona kunjalo ukuba ixabisa ngokuphindwe kabini nje ngekhono le-HD-TV. Ngokufika komzekelo ophuculweyo, ulungelelaniswe neemeko zanamhlanje, kwakhona ukuthenga iTV entsha, uthabathe umntu omdala kwi-trash. Abo bangakulungeli ukuhlukana nemali kufuneka balinde kancane, ngakumbi ukususela ngeli xesha ixabiso le-4K-TV liya kuncipha kakhulu.