Digital TV, uas tsis ntev dhau los no yog qhov muaj txiaj ntsig ntawm tsuas yog qee pawg neeg, tam sim no muaj rau txhua tus. Tab sis nrog rau qhov tshwm sim ntawm kev qhib nkag mus rau digital channel, ntau cov lus nug tshwm sim. Raws li txoj cai, lawv txhua tus muaj feem cuam tshuam txog qhov teeb meem ntawm kev xaiv lub thawv teeb tsa digital zoo rau lub TV, txuas thiab teeb tsa.
Txawm li cas los xij, tab sis tus nqi ntawm cov neeg txais khoom tseem yog siab heev, thiab ntau tus neeg yuav khoom tsis xav kom nkim lawv tsev neeg cov peev nyiaj. Txhawm rau xaiv qhov kev xaiv zoo tshaj plaws thawj zaug, koj yuav tsum kawm tag nrho cov nuances.
Type of digital TV
Qhov tsis zoo ntawm analog TV yog qhov tsis zoo ntawm lub teeb liab thaum tshaj tawm. Hauv kev xa tawm digital, cov ntaub ntawv audio thiab video yog encoded hauv binary code, kom tag nrho cov ntaub ntawv poob raug txo mus rau xoom. Tab sis txhawm rau txhawm rau "paub" cov teeb liab encoded, TV yuav tsum muaj peev xwm "decode" lawv.
Hmoov tsis zoo, qhov no tsuas yog ua rau cov qauv niaj hnub no. Yog vim li casNws yog ib qho tsim nyog yuav tau yuav lub thawv digital teeb tsa rau lub TV, uas yuav ua raws li tus txiav txim siab hauv TV qub.
Tam sim no, TV digital tau muab faib ua 4 hom nyob ntawm kev tshaj tawm thev naus laus zis:
- terrestrial, DVB-T lossis DVB-T2 tus qauv - tshaj tawm los ntawm TV yees;
- satellite, DVB-S hom - kis tau, raws li, los ntawm satellites;
- cable, DVB-C lossis DVB-C2 thev naus laus zis - cov cim los ntawm kab;
- Internet TV, IPTV - nkag mus rau cov channel yuav tsum nkag mus rau lub ntiaj teb network.
Thawj yam uas yuav tsum tau ua ua ntej yuav lub thawv rau kev txais cov TV digital yog ua tib zoo tshuaj xyuas koj lub TV. Qee cov qauv twb txhawb ntau hom kev tshaj tawm digital ib txhij.
Tshaj tawm TV receivers
Terrestrial digital TV yog qhov kev xaiv nyiaj txiag tshaj plaws, txij li saib cov channel koj xav tau lub kav hlau txais xov sab hauv lossis sab nraum zoov thiab lub thawv teeb tsa nws tus kheej. Qee zaum, lub amplifier yuav tsis yog superfluous, tab sis nws nyob ntawm qhov deb ntawm TV ntauwd. Thaum muas lub thawv teeb saum toj kawg nkaus rau TV hauv av, nws yog ib qho tseem ceeb kom ntseeg tau tias nws ib txwm txhawb nqa DVB-T2 hom.
Qhov tsis zoo ntawm kev xaiv xws li lub npov saum toj kawg nkaus rau lub TV tuaj yeem hu ua kev vam khom ntawm cov duab zoo ntawm lub teeb liab lub zog - qhov cuam tshuam ntau dua, qhov "daim duab". Lwm qhov tsis zoo yog qhov tsawg tsawg ntawm cov channel - tsuas muaj 32 ntawm lawv. Tsis tas li ntawd, koj yuav tsis tuaj yeem saib cov kev pab cuam hauv HD zoo, vim tias lub teeb liabtshaj tawm hauv hom ib txwm.
Qhov txiaj ntsig tseem ceeb ntawm lub thawv teeb saum toj kawg nkaus rau cov TV hauv av yog nws tus nqi. Cov qauv raug nqi 1-2 txhiab rubles, thaum lawv muaj cov txheej txheem loj ua haujlwm. Ib tug neeg sawv cev yog lub thawv Oriel TV. Qhov txiaj ntsig tom ntej yog kev txav mus los. Koj tuaj yeem txuas lwm lub TV mus rau lub thawv teeb tsa txhua lub sijhawm.
satellite TV receivers
Txhawm rau saib TV satellite TV, ntxiv rau lub receiver nws tus kheej, koj yuav xav tau lub phaj satellite, nrog rau lub teeb liab amplifier. Nws tsis pom zoo kom sib sau cov khoom siv ntawm koj tus kheej - muaj kev pheej hmoo siab tias tus txais yuav tsis haum lub amplifier. Qhov no qhia txog qhov tsis zoo - tus nqi siab ntawm cov khoom tiav.
Thaum xaiv lub receiver satellite, nco ntsoov tias nws txhawb DVB-S hom. Raws li ib feem ntawm lub TV teeb-saum lub thawv, koj tuaj yeem xav tau CI qhov rau kev txhim kho daim npav nkag mus. Nrog nws, rau tus nqi, koj tuaj yeem saib cov channel them nyiaj raug kaw.
Hais txog channel. Txhua tus neeg ua haujlwm satellite TV muab nws cov neeg siv khoom nrog txog 1000 cov haujlwm. Tab sis rau qhov no koj yuav tsum tau sau npe rau tus nqi txhua hli. Yog tsis muaj nws, tus naj npawb ntawm cov iav yuav poob mus rau 30-50. Tab sis txawm li cas los xij, txhua lub TV channel yuav tshaj tawm hauv HD zoo.
Tau lub npov saum toj kawg nkaus rau cable channel
Tsis muaj ntau txoj kev xaiv thaum xaiv lub xov tooj cable TV txais. Ntau qhov tseeb, nws tsuas yog ib qho xwb - hu rau tus neeg teb xov tooj cable TV. Hmoov tsis zoo, lub thawv cable rau txais tosTV digital yog tsim los kom lawv tau txais lub teeb liab los ntawm ib tus neeg muab kev pabcuam nkaus xwb. Yog tias koj xaiv lwm lub tuam txhab kev pabcuam, koj yuav tau yuav tus txais khoom dua.
Qhov kom zoo dua ntawm cov TV no yog qhov zoo ntawm cov duab, uas tsis nyob ntawm cov xwm txheej hauv zos. Yog li, yog tias lub phaj satellite tuaj yeem ua yuam kev los ntawm cua daj cua dub, nrog rau txoj kev kav hlau txais xov, ces nws yuav luag tsis yooj yim sua kom muaj kev cuam tshuam hauv lub cable. Lwm qhov txiaj ntsig yog tias koj tsuas yog them rau cov channel uas koj xav saib.
Internet TV
Txhawm rau saib cov channel hauv Is Taws Nem, koj yuav xav tau lub thawv ntse TV teeb tsa, nrog rau lub router thiab Internet ceev ceev. Lub hauv paus ntsiab lus ntawm kev tshaj tawm cov kev tshaj tawm yog qhov yooj yim li sai tau - tus txais yuav los ntawm tus kws yees duab txuas rau hauv Is Taws Nem, mus online thiab qhia cov channel uas koj tau sau npe rau.
Qhov tseeb, qhov no tuaj yeem siv rau ntawm PC tsis tu ncua, tab sis cov duab zoo, nrog rau cov xov tooj ntawm cov channel thiab ntau lwm yam yuav nyob ntawm tus tswv ntawm lub xaib. IPTV muab rau koj nkag mus rau ntau tshaj 100 channels, tag nrho cov hauv HD zoo.
Ntxiv rau kev saib koj cov kev nyiam tshaj plaws, lub npov ntse TV teeb tsa yuav muab sijhawm rau koj nkag mus rau Is Taws Nem ncaj qha los ntawm TV, nrog rau saib cov channel program, "rewind" lub sijhawm rau pem hauv ntej, ncua lub sijhawm movie thiab ntau ntxiv. Ib qho tseem ceeb drawback ntawm xws li consoles yog lawv cov nqi. Hauv qee kis, nws tuaj yeem ncav cuag 25 txhiab rubles. Cov kev xaiv pheej yig tshaj yog nyob rauqib 6-7 txhiab
Kev Sib Txuas Nta
Cov lus teb rau lo lus nug "yuav ua li cas txuas lub npov saum toj rau TV" nyob ntawm tus qauv ntaus ntawv koj tau xaiv. Yog tias koj yuav ib lub receiver rau terrestrial TV, ces koj yuav xav tau ib tug kav hlau txais xov coaxial cable los txuas. Koj tuaj yeem yuav nws lossis ua rau koj tus kheej los ntawm kev sib tw f-connectors mus rau qhov kawg.
Txhawm rau txuas lub receiver satellite, koj tuaj yeem siv ntau txoj kev xaiv. Nws tag nrho yog nyob ntawm kev ua haujlwm ntawm koj lub cuab yeej. Raws li txoj cai, muaj ntau qhov sib txuas ntawm phab ntsa tom qab. Cov no tuaj yeem yog Scart, RCA slots, tso zis rau coaxial lossis sib txuas cable, thiab lwm qhov chaw nres nkoj. Txoj kev yooj yim tshaj plaws los txuas yog los ntawm "tulips".
Yuav tsis muaj teeb meem nrog kev sib txuas ntawm tus txais cable, txij li thaum xaiv qhov kev xaiv no, lub tuam txhab muab kev pabcuam yuav ua txhua yam rau koj. Tsis tas li ntawd, tsis txhob xav txog yuav ua li cas txuas lub npov saum toj kawg nkaus rau TV thaum xaiv Internet TV. Feem ntau qhov teeb meem yog daws nrog HDMI cable. Tab sis koj tuaj yeem siv Scart, RCA - txhua yam nyob ntawm kev ua haujlwm ntawm cov khoom siv.
Hardware setup
Tom qab muab lub thawv teeb tsa saum toj thiab TV, koj yuav tsum hloov mus rau qhov tsim nyog playback hom. Yog tias koj siv lub coaxial cable, ces koj tsis tas yuav ua dab tsi. Yog tias Scart, RCA, ces siv cov chaw taws teeb tswj los hloov lub TV rau AV-input hom. Thaum siv HDMI cable, koj yuav tsum xaiv cov ntawv qhia zaub mov ntawm tib lub npe raws li.
Tom qab ntawd, pib tshawb nrhiav cov channel. Yog, dawsCov lus nug ntawm yuav ua li cas xaiv lub thawv rau lub TV, koj nyiam IPTV lossis cable TV, tom qab ntawd tsis tas yuav muaj kev hloov pauv ntxiv - txhua yam twb tau teeb tsa rau koj. Txaus siab rau saib!
