Computer, Izixhobo
Zeziphi iintlobo ezahlukeneyo ngamagosa okubeka esweni iimviwo?
Iliso - njengesakhi esibalulekileyo senkqubo yonikezelo nayiphi na inkqubo yekhompyutha. Yeyona isixhobo ngayo computer uxelela umntu lowo ngenxa yomsebenzi wakhe. Ukuba usebenzisa i mouse kunye nebhodi yezitshixo, umsebenzisi kuzisa i data ekrwada, ngokusebenzisa umfanekiso kwi esweni screen computer yazisa ngenxa izibalo zabo.
Injalo uhlobo yababini. Mu kuya kwa nshita amacandelo zangaphakathi encinane, esi sixhobo akunakwenzeka ukuba uqaphele, ngoko ke jikelele kwengcingane kunjalo wonke. Nalo eli nqaku ukongeza isiseko solwazi, uhlolisise iintlobo ngamagosa okubeka esweni iimviwo.
Kuxhomekeka kuhlobo kusetyenziswa screen zonke izixhobo umboniso zingahlulwa zibe ngamaqela amabini amakhulu - mihla ulwelo-crystal (LCD, TFT, LCD), kwaye phantse isuswe yemveliso ngobuninzi, cathode-reyi (CRT, CRT). Ngamanye amaxesha uluhlu uhlobo nezixhasi lesithathu - LCD, kodwa intle izisombululo ezithile azifani ncam ngokubanzi. Ngenxa yoko, ukufunda iindidi ngamagosa okubeka esweni iimviwo kufunwa LCD kunye CRT.
Ngokuqinisekileyo, abaninzi nangoku khumbula indlela shini kukhangela ekuqaleni 'Ixesha uboniso olunombala wamanzi. " Baba isixhobo kakhulu omkhulu, nesisitheliso ukuba kude smooth egqibeleleyo.
Ukuqwalasela iintlobo ngamagosa okubeka esweni iimviwo ukuba ayikwazi ngoyaba imisebenzi yalo okanye eso sigqibo. Ngenxa yoko, nathi uluhlu iingenelo liso CRT :
- transfer phantse ifanelekileyo yonke imibala, nkqu inqanaba imodeli entry ngokuphathelele oku kude phambi exabiso LCD monitor;
- ukungabikho engile ukubukela - umfanekiso kwikhusi usoloko ebonakalayo, kungakhathaliseki ukuba liwele umgca emehlweni;
- pixels kwabafileyo, isabhokhwe ngaphesheya olunombala wamanzi akhazimlayo ubuchwepheshe, a CRT ayikwazi ukuba imifuziselo;
- akukho iingxaki image ukuthambisa ajikeleze gama ukubonisa inyathelo ngokukhawuleza.
Kodwa LCD esweni ukuqhayisa izimvo lweempawu ezahlukeneyo kunene:
- Izinga eliphantsi kwamandla mbane, ixabiso ithi 40 W (thelekisa 80 kunye CRT);
- zobukhulu compact kunye ubunzima ophantsi, yaye ngoko ukubeka isixhobo enjalo phezu kodonga, akukho mfuneko yokufaka isakhiwo zokumiswa enkulu;
- umthwalo kakhulu ezincinane phezu kwamehlo: ubuncinane inkqubo ukhanyiso yokudanyaza frequency na ngamakhulu megahertz (nemvukelo ngokunxamnye wabumba, ngenxa phambi yommiselo PWM, kusesemini ezikhoyo);
- image ecace efanelekileyo kunye nokungabikho iingxaki ngemiqadi nokuxuba ngaxa lithile, kwakunye geometry nokungakwazi ukufiphala.
Kuqeshwe amagosa okubeka esweni LCD eziliqela iimpawu njengongekhoyo esikolweni CRT. Oku kungenxa yokuba umsantsa omkhulu kakhulu kwezobugcisa. Umzekelo, ezi ndidi zilandelayo ngokwematrisi esweni: Le TN eqhelekileyo, IPS phambili, ulungiso ezahlukeneyo VA. Ngamnye kubo oye kuphela iimpawu zakhe semvelo ezibalulekileyo ukuba siqwalasele xa uthenga i LCD esweni.
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