Ntawm technologyElectronics

Yuav ua li cas mus xaiv thiab txuas lub digital receiver rau cov TV

TVs tau ua ib indispensable kawm Sab hauv ntawm tej chav tsev, lawv tsim ib lub tsev ib tug tshwj xeeb, lub tsev zoo li cua. Nrog lawv pab, peb zoo siab rau lawv tus kheej ntev yav tsaus ntuj, kawm txog qhov tseeb uas nyob rau hauv lub ntiaj teb no thiab so kom txaus, ua ke nrog ib pab pawg neeg ntawm cov phooj ywg. Thiab tam sim no, thaum muaj LCD thiab ntshav TVs, peb yuav tsis cia li saib koj nyiam qhia thiab txaus siab rau nws, ua tsaug rau ib tug high-txhais duab.
Txawm li cas los, tsis yog txhua txhua "teleyaschika" muaj peev xwm mus thov rau peb nrog ib tug ntshiab daim duab. Txawm hais tias koj muaj ib tug ntshav los yog LCD ntaus ntawv, tej zaum koj yuav xav tau tus receiver rau koj lub TV, tsis muaj uas koj tsuas yuav tsis tau txais cov teeb liab. Nyob rau hauv no hais txog, nws yog ib qhov tseeb yog cov lus nug ntawm yuav ua li cas xaiv ib tug receiver. Yuav kom yuav koj tsis tu siab, nws yog tsim nyog los kawm tag nrho cov nuances.

Vim li cas koj xav tau ib tug receiver?

Receiver - ib tug multi-channel amplifier nrog cov decoders suab thiab video kwj. Nyuam qhuav pib, thaum feem ntau twb CRT TVs, analogue broadcasting twb - ntaub ntawv dhau rau ntawm cov uas nyob ze tv ntauwd. Rau xws li "teleyaschika" teeb liab zoo yog tau thiab txaus kom tau ib tug ntau dua los yog tsawg high-quality duab. Kev txiav txim zoo txhim kho tshaj tawm hauv xov suab thiab yees duab, siv lub receiver rau cov TV, nws tsis yog, yuav ua li cas muab qhov zoo tshaj plaws cov duab tu tub tu kiv yog tsis yooj yim sua. Tab sis niaj hnub no, nrog lub advent ntawm LCD thiab ntshav TVs, txhua yam hloov lawm. Firstly, lub zog screen loj, thiab cov suab nrov, tib gray-dub kab txaij, uas tau yav tas los lawm NW nyuam qhuav hnov, pib tiag lwj hauv daim duab. Secondly, ntaub ntawv pib mus sawv cev rau ib tug binary code - lub xaus-npawb tsab 0 thiab 1. Li no, lub sij hawm "cov TV." Tag nrho cov no yuav tsum tau cov creation ntawm ib tug tshiab broadcasting technology - digital, uas yog tau nqus tsuas ib receiver.

Yuav ua li cas xaiv ib tug receiver?

Tam sim no, feem ntau nrov thiab muaj txiaj ntsim yog ib cov TV receiver rau DVB-T2 hom. Feem ntau cov niaj hnub "teleyaschika" muaj ib tug twb tau ua-nyob rau hauv cov khoom ntawm no hom. Tej qauv no yog cim nrog lub logo - DVB-T2 tsiaj ntawv nyob rau hauv lub ntaus nws tus kheej los yog nyob rau hauv lub thawv los yog npauj npaim duab. Nyob rau hauv tag nrho cov lwm tus neeg mob yuav tsum tau kis tau ntxiv cov khoom siv. Thaum xaiv lub ntsiab cov prefix rau nws cov ntaub ntawv ntawv, nws twb hais tias nws yuav siv sij hawm raws nraim cov hom ntawm DVB-T2, txij li thaum muaj ntau ntau cov laus broadcasting yees (DVB-C, DVB-T, DVB-S). Nyob rau hauv tas li ntawd, kom paub tseeb tias cov khoom txhawb tawm tswv MPEG-2 thiab MPEG-4 - qhov yooj yim thiab advanced txoj kev video kev nthuav qhia. Cov no yog cov ob feem ntau tseem ceeb nuance nyob rau hauv uas koj yuav tsum tau kom paub tseeb ua ntej koj yuav.

Them los yog free raws?

Niaj hnub no, TV raws raug muab faib ua cim (muaj sau npe yuav ua vajvoog ntawm cov neeg) thiab dawb lub uas koj yuav tau siv tej receiver rau cov TV. Yuav ua li cas xaiv ib tug console nrog them nyiaj yug rau them raws? Ua li no, mus saib cov nyob rau ntawm slots rau phaib ntawm ntau yam encodings xws li Viaccess, Conax, DRE Crypt thiab lwm yam kws kho mob. Nws yuav tsum tau nco ntsoov hais tias hais tias ib tug tej yam card muab kev nkag tau mus xwb kom meej raws. Yog hais tias koj npaj tej lub sij hawm hloov tus kws kho mob thiab tau muaj rau saib lwm them raws, koj yuav tsum tau ib tug receiver nruab nrog ib tug slot rau CI module. Nyob rau hauv cov ntaub ntawv no, koj tsis tas yuav hloov lub prefix txhua txhua lub sij hawm, kom sai li sai raws li koj yuav ib tug tshiab subscription. Yog hais tias koj tsis xav tias zoo li them nyiaj rau saib private TV raws, yuav cov receiver rau cov TV tsis muaj cov modules. Tus nqi ntawm tej txheej-saum toj thawv rau ib tug los yog ob txhiab hauv qab no.

Lub xub ntiag ntawm interfaces

Lub xub ntiag ntawm ntxiv connectors, xws li cov USB, E-lub sata, sata los yog lub HDMI, yuav ho ua rau kom lub functionality ntawm lub muas consoles koj. Yuav kom txiav txim seb koj pab ntxiv connectors muaj kawm tau dab tsi lawv yuav tsum:

  • USB yog siv los txuas flash drives, mobile xov tooj thiab lwm yam pab kiag li lawm los ntawm USB-cable ncaj qha mus rau lub receiver. Feem ntau, cov consoles yuav ua si suab paj nruag, yeeb yaj duab thiab lwm yam ntaub ntawv los ntawm koj daim nyias ev.
  • HDMI yog siv mus cuag ib tug TV receiver rau cov TV mus rau ib tug laptop los yog PC, muab lub peev xwm mus saib video tsis muaj ib tug intermediary nyob rau hauv daim ntawv ntawm cov flash cards. Nyob rau hauv tas li ntawd, qhov no connector yuav siv tau mus cuag ib tug ntxiv zaub mus rau koj lub computer.
  • E-sata, sata yog yuav tsum tau mus cuag lub hard drive. Prefix nrog lub interface nws yog advisable mus yuav hais tias koj npaj mus nquag sau cov TV tshaj tawm hauv xov.

Nyob rau hauv tej rooj plaub, cov interfaces yog tsuas tsis muaj kev xav tau, piv txwv li, yog tias koj muas ib receiver rau cov chaw ua hauj lwm.

ntxiv nta

Ib txhia consoles muaj peev xwm txuas rau hauv Internet. Yuav kom kis tau xws li ib tug cov TV receiver rau cov TV yog xwb nyob rau hauv cov kev tshwm sim hais tias koj yuav ua li cas cardsharing - muaj kev nkag tau mus rau scrambled raws. Nyob rau hauv tas li ntawd, koj "hacked" channel yuav thaum twg lub sij hawm muaj cai lub tshaj tawm hauv xov, koj yuav raug foob. Ntau ntau yog cov muaj peev xwm sau video. Feem ntau, cov pab kiag li lawm muaj ib tug built-nyob rau hauv USB connector ntaus los yog E-sata rau txuas portable media.

haumxeeb nta

Tsis tas li ntawd tej thaj chaw deb tswj, ntxiv zog kev nyob rau hauv lub TV receiver, tej zaum yuav:

  • Cov me nyuam tswj - koj yuav thaiv tej yam raws paub xwb los koj lo lus zais.
  • Profit saib - koj yuav muaj lub sijhawm los "rewind" lub tshaj tawm hauv xov mus saib cov kis tau tus mob ntawm ib tug txawv lub sij hawm.
  • ncua - tsis txhob broadcasting thiab nws cov tom ntej sequel.
  • TV qhia - koj yuav tau txais ib qhov kev pab cuam qhia, raws li zoo raws li cov ntawv tshaj tawm ntawm tej zaj duab xis thiab hloov lwm lub tsev.

Ib txhia pab kiag li lawm yuav txawm peem rau nrog ib tug RF modulator. Qhov no ntxiv caij muaj li ntawm tsiaj ntawv ua pib yog siv los saib tib channel ib txhij nyob rau hauv ob TVs.

Plugging nyob rau hauv lub receiver kav hlau txais xov

Txoj kev mus cuag cov console yog heev npaum li cas, thiab tag nrho ua tsaug rau ib tug ntau yam ntawm connectors rau lub tsheb ntawm lub tsev. Lawv kuj yuav siv tau mus cuag lub receiver rau ob TVs nyob rau tib lub sij hawm. Tab sis ua ntej uas koj yuav tsum tau txuas lub console nws tus kheej mus rau lub kav hlau txais xov los yog satellite phaj. Feem ntau, qhov no yog ua los ntawm ib tug pa cable TV, uas muaj ib tug tooj liab pas nrig thiab hlau mesh.

Qhov no yog ua raws li nram no:

  • Nrog rau cov cable rwb thaiv tsev yog txiav Indented 1-1.5 cm los ntawm lub ntug nyob rau hauv thiaj li yuav kiag li tso cov tooj liab pas nrig.
  • Hlau mesh yog bent thiab yog tusyees faib los ntawm cable.
  • Yuav kom npaj hlau screwed f-noob txiv.
  • Txuas lub cable mus rau lub console.
  • Tus txheem thaum xaus ntawm lub cable txuas mus rau lub tuned kav hlau txais xov.

Tom qab ntawd, peb yuav hais tsis xav hais tias koj receiver rau koj lub TV yog npaj txhij rau lub lag luam. Nws tseem raug nyob tsuas mus cuag nws ncaj qha mus rau lub "teleyaschika".

Txuas cov txheej-saum thawv

Yuav kom txuas lub receiver ncaj qha mus rau lub TV, koj yuav tau siv nyob rau hauv ob peb txoj kev. Feem ntau cov feem ntau, cov neeg siv chaw uasi mus rau lub SCART-cable. Feem ntau yog ib tug txheej ntawm nyob ntawm tej nyob rau hauv ib lub thawv ua ke nrog rau cov prefix. Lub hauv paus ntsiab lus ntawm combining pab kiag li lawm yog heev yooj yim - ib tug plug yog kev cob cog rua rau lub receiver thiab yog nkag tau rau hauv lub connector plugs rau hauv lub TV. Yog hais tias lub receiver thiab lub TV muaj HDMI-interface, lawv yuav tsum tau ua ke los ntawm cov eponymous cable. Nyob rau hauv cov ntaub ntawv no, koj yuav tsum hloov lub TV box mus rau cov hom. Thov lub tib lub sij hawm, ob qho tib si sawv cev kev twb kev txuas txoj kev, koj muaj peev xwm siv ib receiver rau 2 TVs.

Thaum cov console yog kev cob cog rua, koj yuav pom nws nyob rau hauv kev tshuaj ntsuam interface. Feem ntau nws yog hais rau cov neeg siv nyob rau hauv daim ntawv ntawm cov inscription "Tsis muaj teeb liab". Koj txhob yuav raug. Yog hais tias lub kav hlau txais xov yog configured, thiab koj tau ua txhua yam kom raug, ces koj yuav tsum mus nrhiav tau raws. Ua li no, mus rau hauv cov zaub mov ntawm lub receiver thiab xaiv cov tsis siv neeg nrhiav. Tom qab 5-10 feeb koj yuav saib tau koj nyiam raws nyob rau hauv cov hom ntawv.

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