Ukulungela i-HD ngokuqinisekileyo kukujika okungaqhelekanga kwebinzana- kwaye uya kuxolelwa ngokucinga ukuba nayiphi na i-TV ephawulwe nge-HD Ready logo inokudlala i-TV eneenkcazo eziphezulu, kodwa uya kuba uphosakele.
Umabonwakude we-HD ulinganisa i-1920 nge-pixels ezingama-1080 kwisisombululo, kodwa i-HD Ready iseta kuphela i-1280 nge-720 pixels ngokuthelekisa. Ziseta njani iithelevishini ze-HD Ready ukuba zidlale umxholo we-HD? Bayayenza ngokusebenzisa iiprosesa zangaphakathi ezithoba isisombululo somfanekiso. Iziphumo zomgangatho wobume, ngokuqinisekileyo, zingcono kuneThelevishini yeNgcaciso yoMgangatho (eyi-640 nge-480 pixels) -kodwa ayisiyo-HD.
Ukuba ucinga ukuba oku kuvakala kudidekile ukuya kwinqanaba lokulahlekisa, awuwedwa. Xa i-HD Ready oomabonakude zazisungulwa kwintengiso, abantu abaninzi babethwaxwa kukutsiba ukusuka kwi-SD ukuya kwi-720p kumabonwakude kwaye baziva bethotyiwe sisigama. Eyona nto sinokuyithetha malunga ne-HD Ready njengebinzana kukuba ingaphantsi komlomo kunokuba, yithi, Phantse i-HD kodwa ayisiyiyo.
Yeyiphi engcono, i-HD ikulungele okanye i-HD epheleleyo?
Kulula oko: I-HD epheleleyo ibhetele. Ngokuchasene nomabonakude we-HD Ready, iiseti ze-HD epheleleyo zibonelela ngesisombululo esipheleleyo se-1920 × 1080 senkcazo ephezulu. Uya kuhlala ubona iiseti ezipheleleyo ze-HD eziphawulwe ngo '1080p' kwii-specs zazo: oku kufutshane 'ngo-1080 oqhubela phambili' kwaye ikuxelele ukuba iseti inetonela ye-HD, oko kuthetha ukuba akukho ukwehla (uya kuva igama elithi 'interlacing' ') wawo nawuphi na umxholo we-HD obukeleyo.
I-vagaries ye-HD Ready kunye ne-HD epheleleyo yeTV ibingumxholo wengxoxo eshushu- kodwa nantsi into: ngokwemigangatho yomzi mveliso weTV, yonke le yimbali yamandulo. Kwakukude emva ngo-2005 ilayisensi ye-HD Ready yanikwa, kwaye oomabonakude baye baqhubela phambili kakhulu ukusukela ngoko. Njengabanduleli babo be-SD, iiseti ze-HD Ready ziye zakhutshwa kancinci kwintengiso zikhetha umabonwakude opheleleyo we-HD, zona ngoku eziphantse zathatyathelwa indawo yi-4K.
Ngolwazi oluthe kratya kwi-Ultra HD yokuchaza umabonwakude, kunye nendlela ephucula ngayo kwi-HD esemgangathweni, jonga eyethu into echaza i-TV ye-4K.
Ukulawula ukhetho lwakho lwe-imeyile, Cofa apha.
Ukulungela i-HD vs i-HD epheleleyo: yeyiphi into ekufuneka uyithengile?
Kwezi zibini, oko kulula: I-HD epheleleyo. Oomabonakude abakulungele i-HD babekhe banokhetho olusengqiqweni kubantu abafuna ukunqanda inkcitho ephezulu yeTV epheleleyo ye-HD, kodwa sithetha malunga neminyaka elishumi eyadlulayo. Kwi-2021, ungathatha umabonakude opheleleyo we-HD ungaphantsi kwe- $ 200.
imidlalo ezayo ye-ios
Inye into eyahlukileyo kule: ukuba ujonge umabonakude omncinci kakhulu-ujikeleze ii-intshi ezingama-24- ukuya kuma-32-mhlawumbi kwitafile okanye kwenye indawo yesibini ekhayeni lakho, kwaye unqwenela nje ukwahlukana nemali encinci kangangoko, emva koko umabonwakude we-HD Ready uya kulunga ngokugqibeleleyo. Sithathe ukhetho olukhethekileyo lwe-HD Ready kwiAmazon, zombini ezixabisa ngaphantsi kwe- $ 200.
I-Toshiba, ngokukodwa, iyigugu kuba iqulethe into ngokuqinisekileyo ngekhe uyifumane kumhla we-HD Ready umabonwakude: umncedisi welizwi owakhelweyo ngohlobo lweAmazon's Alexa.
I-Toshiba 24-intshi ye-WK3A63DB HD yeTV elungiselelwe kunye ne-Alexa
I-Panasonic 32-intshi ye-TX-G302B ye-HD elungiselelwe iTV
Ngaphandle koko, umabonwakude opheleleyo we-HD kufuneka ngokuqinisekileyo abe kukuya kwakho, kuba kukho umahluko omncinci kakhulu wamaxabiso. Iiseti ze-LG kunye ne-Sony ezidweliswe apha ngezantsi ziyimizekelo ephambili yeeTV ze-HD onokuzithenga ngoku.
I-LG 43 intshi 43LM6300 ye-HD epheleleyo ye-HDR ye-LED yokujonga esimahla iTV
I-Sony 32-intshi KDLWD751BU Full HD TV
Kodwa nantsi i-caveat yethu: ukuba ucinga ukuthenga nayiphi na i-TV enkulu kune-intshi ezingama-43 ngobukhulu, siyakubongoza ukuba ukhethe i-4K endaweni yoko. (Amehlo akho akunakulindeleka ukuba awuqaphele umahluko kwisisombululo kunye naziphi na iiseti ezincinci.) Ukuba awuqinisekanga ukuba loluphi ubungakanani besayizi yescreen ekulungeleyo kwindawo yakho yokubukela, funda ke ukuba loluphi na uhlobo lobungakanani beTV ekufuneka ndilithengile.
Umabonwakude we-HD ngokuqinisekileyo ube nomhla wakhe- kodwa i-4K iya kuba sisisombululo esisezantsi seTV kule minyaka ilishumi izayo okanye kunjalo. Ngaphambi kokuba uthenge i-TV yakho elandelayo, cinga ngexesha elide. Khetha ngobulumko!
IsibhengezoNgaba ukhangela ukuthengiselana ngomabonwakude? Ungaphoswa lukhetho lwethu kwezona ntengiso zibalaseleyo ze-TV zale nyanga, okanye ufumane into oza kuyibukela ngokuhlwanje ngesikhokelo sethu seTV.