Kuze kube yamuva, ukulungiswa okuhle kwama- TV kwakungu-pixels angu-1920x1080, okungu-1080p noma njengoba kubizwa ngokuthi - i-HD ephelele. Kodwa ngo-2002-2005 ukuchazwa okusha kwesinqumo esiphezulu kubonakala - 2K wokuqala, bese kuthi 4K. Ukubuka okuqukethwe kule mfanelo manje akunakwenzeka kuphela kumabhayisikobho, kodwa ekhaya, lokhu udinga i-TV ene-4K UHD ukwesekwa kwekhwalithi.
Amagama 4K (i-Ultra HD) ne-UHD asho ukuthini?
Ngaphambi kokuba uhlole ukuthi yiziphi i-TV ze-4K ze-UHD, udinga ukuqonda leli gama. Ngakho-ke, i-4K ne-UHD ayihambisani futhi ayikho igama lento eyodwa. Lona uhlobo lwezinto ezehlukene ngokuphelele.
I-4K iyinhlangano yokusebenza yokukhiqiza, kanti i-UHD iyinhlangano yokusakaza kanye nombukiso wabathengi. Uma sikhuluma ngo-4K, sisho ukulungiswa kwamaphikseli angu-4096x260, okuphindwe izikhathi ezingu-2 kunesilinganiso sangaphambili esingu-2K (2048x1080). Ngaphezu kwalokho, igama le-4K libuye lichaze ukufaka ikhodi kokuqukethwe.
I-UHD, njengesigaba esilandelayo se-Full HD, yandisa isinqumo sesikrini ku-3840x2160. Njengoba ubona, izimiso zezinqumo ze-4K ne-UHD azihambisani, nakuba ekukhangiseni sivame ukuzwa le mibono emibili eduze kwegama le-TV efanayo.
Yiqiniso, abakhiqizi bawazi umehluko phakathi kuka-4K no-UHD, kodwa njengendlela yokumaketha ukunamathela emagameni angu-4K uma behlukanisa imikhiqizo yabo.
Yiziphi i-TV ezisekela i-4K UHD?
I-TV enhle kunazo zonke, ekwazi ukukufaka esithombeni esicacile, enemininingwane, namhlanje:
- I-Philips 48PUS7600;
- I-Sony KD-55X8507C;
- I-Sony KD-49X8305C;
- Samsung UE40JU6000U;
- I-SUPRA STV-LC50T950UL.
Benza ukubuka kokucuketfwe, ngisho noma bambalwa kuphela, kube injabulo yangempela. Abakhiqizi bakholelwa ukuthi esikhathini esizayo esiseduze ukuthi i-TV ne-Ultra HD izoba ethandwa kakhulu emakethe, futhi inani levidiyo kule fomethi lizobaluleka nakakhulu.