Izilungiselelo eziyisisekelo uma ukhetha i-TV

Namuhla, inani elikhulu lezintambo ze-TV zamamodeli ahlukene, izinhlobo, ubukhulu, njll zithengiswa. Ngabe kunani elikhulu lemikhiqizo enikeziwe, yenza ukuthenga ngempumelelo?

Okokuqala, udinga ukucacisa kahle ukuthi uluhlobo luni lwe-TV olulungile kuwe, lapho ukudalulwa kwe-elekthronikhi kuzobekwa khona, kungakhathaliseki ukuthi ufuna ukuwudlulisela ekamelweni elilodwa kuya kwelinye noma kuzobe kungavamile kakhulu. Uma usuqumile ngemingcele esemqoka ukuthi i-TV kufanele ibe nayo, ungabukeza yonke imisebenzi yayo ngokuningiliziwe.

Imingcele esemqoka lapho ukhetha i-TV yilezi: usayizi, uhlobo, izinzuzo eziyinhloko, amathuba nezindlela zokuxhuma, inombolo yemibala, umsindo nokunye okuningi. Okokuqala, udinga ukucacisa ubungakanani obukhulu beskrini sakho se-TV, ucabangela ubukhulu bekamelo, ukuze ukubukela imibukiso ye-TV kukhululekile futhi kuhambisane nazo zonke izifiso zakho. Uma ufuna ukubeka i-TV ku-niche, kungcono ukuqinisekisa ukuthi phakathi kwe-TV nezindonga ze-niche kunezithuba zokuqinisekisa ukushintshwa kwe-air free. Ungathengi i-TV enkulu uma kungekho isikhala esanele esikhaleni sakho.

Odokotela bathi ibanga lokubuka elilinganiselwe ngamamitha amabili nengxenye. Kodwa-ke, awukwazi ngokucacile ukuvumelana nalesi sitatimende, ngoba umthwalo awuhambanga kuphela emehlweni, kodwa nasezikhulwini zokuzwa. Ngaphezu kwalokho, kune-TV, isikrini sayo esenzelwe ukubukwa emadolobheni amade. Uhlobo lwe-TV neskrini kukhona imingcele efanayo eyisisekelo okufanele ilandelwe uma uthenga. Isibonelo, i-crystal screen eduze ne-liquid izokwenza ukuphazamiseka ngesimo nombala, kodwa kuphephile emehlweni nakumpilo womuntu wonke.

Namuhla, i-niche enkulu emakethe ye-TV ithatha imodeli ye-kinescope. Zinezinzuzo ngaphezu kwezikrini ze-LCD, kodwa kunezinselelo eziningi eziningi, ngeshwa. Lokhu kufaka phakathi: ukukhanya ngesikhathi sokubukwa kwesithombe, isisindo esikhulu kakhulu ngobukhulu beskrini, ukusetshenziswa okungaphumelelanga kobuchwepheshe ukunciphisa imisebe enethonya elibi embonweni womuntu, izinga lokuvuselela isikrini esincane kakhulu. Phakathi kwemiklamo ye-kinescope, impilo yesikhathi eside kuphela (kuze kube yiminyaka engama-20) kanti inani eliphansi kakhulu lihlukaniswa. Kodwa uma ukhetha i-TV kuyadingeka ukuba ucabange hhayi nje ngamanani nesevisi ende, kodwa futhi mayelana nekhwalithi yokusakaza.

Ama-TV e-LCD anezinzuzo ezinkulu ngokuqhathaniswa nama-kinescopes, ngaphandle mhlawumbe isikhathi sokugcina kwabo. Namuhla amamodeli anjalo athembise kakhulu futhi kungenzeka kakhulu kumaTV anjalo esikhathini esizayo sobuchwepheshe bokusakaza. Izinzuzo zabo zihlanganisa: akukho ukukhanya okukhanyayo, okuphansi kanye nobukhulu obuhlukahlukene, ukusetshenziswa kwamandla amancane, ukuphila okubonakalayo okucebile (amahora angaphezu kuka-60,000), ikhwalithi yesithombe engcono. Ububi be-model bungabonakala ukuthi ekuhambeni okuhlukene, imibala yemibala nayo izohluka. Ngezikhathi ezithile, amachashazi avuthayo avela esibukweni. I-matrix enkulu yokuphendula. I-TV enjalo namhlanje izoba ehambisana ne-kinescope, kodwa inani layo kuze kube manje lihlala ngaphesheya kokuqonda kwamanani amaningi wabantu.

Ipharamitha ebalulekile ye-TV ukukhanya kwayo. Kuyisici esiyinhloko salokho okuyoba khona lapho kubheka i-TV emakamelweni anezibani ezahlukene. Ilanga elikhanyayo, noma ngokuphambene nalokho, ukuntuleka kokukhanya okukhulu akufanele kuthinte induduzo yokubuka i-TV. Ukukhanya okugqamile kunazo zonke ku-350-400 cd / sq. M, okukuvumela ukuba ubuke iziteshi ezimweni ezahlukene futhi ngokukhanyisa okuhlukile kunoma yiliphi igumbi. Noma kunjalo, isikrini akumele sichazwe ilanga eliqondile. Asikho isethi se-TV esilungiselelwe ukukhanya okunjalo futhi lokhu kungathinta kakhulu izinga layo. Ungabeki isikrini ngqo phambi kwefasitela noma ukufinyelela kokukhanya okukhululekile, ngaphandle kwalokho ngeke uthole noma iyiphi injabulo yokubukela, futhi i-electronics izoba yizinsuku zonke.

Imingcele esemqoka lapho ukhetha i-TV kufanele inikezwe izintandokazi ezingaphezulu kunekhwalithi yomsindo nokuxhuma kwezinye imithombo. Kodwa, uma ufuna ukuzwa yonke induduzo nokusebenza komkhiqizo owathengiwe, ungaba nobuvila ukuthola yonke imingcele ye-TV. Isibonelo, ama-TV anamuhla angaxhunyaniswa nge-USB ku-DVD, ikhompyutha yomuntu siqu namanye amadivayisi. Ungabi nobuvila ukuhlola ukuthi ukufakelwa kwakho kwe-antenna kufanelekile isokhethi se-TV, kungenjalo ngemuva kokuthenga uzosebenzisa imali ku-adaptha yayo. Kubaluleke kakhulu uma uthenga i-LCD TV ukuze uqiniseke ukuthi ineziphumo eziningi ze-digital. Lokhu kuzoba isipho esihle kuwe, uma ufuna ukusebenzisa lezi zixhumanisi ukuze usebenze ngesikhathi esisodwa seDVD futhi, isibonelo, i-console yegeyimu. Uma ungayicabangi ngaphambili lokhu, khona-ke kuzodingeka ushintshe ukungena njalo kusukela komunye kuya kwesinye.

I-TV akufanele ihambisane nawe njengomthombo wesithombe, kodwa umsindo kufanele uphinde ufanise nezifiso zakho. Amamodeli angamanje amaningi ane-amplifier ye-digital, ukuze uqinisekise izinga eliphezulu lezwi. Cishe, uthenge isethi ye-TV enezikhulumi, okumele futhi ifane nekhwalithi ye-TV. Kungcono ukuthenga izikhulumi ezinegunya elingu-10 watts.

Imingcele lapho ukhetha i-crystal ne-kinescope TV ifana kakhulu. Into esemqoka ukukhetha imodeli ezokulandela kuzo zonke izilungiselelo. Ungabheke "amamodeli" noma ama-TV ngamanye ubuchwepheshe obusha. Bangase bangakuthandi, futhi ngenxa yalokho bazoshiya umbono omubi mayelana nekhwalithi ye-TV ngokujwayelekile. Uma ufuna okuthile okulungile kuwe, khona-ke uyithathe ngokuphepha futhi ungacabangi ngemikhiqizo ethandwayo noma amamodeli. Abaningi bayakuzonda ukuthatha ama-TV we-kinescope kuphela ngenxa yokuthi asisekho imfashini, nakuba lokhu kungekude neze. Kubantu abathile, bayoba ngcono kunanoma iyiphi i-crystal screen futhi bazohlala isikhathi eside kakhulu. Ungesabi ukukhetha futhi isibindi sakho sizokhokhela injabulo.