2.1 Channel Tsev Theej Txhuav Tshaj Tawm Thoob Ntiaj Teb vs 5.1 Suab Siab
2.1 Channel Lub Tsev Hais Lus Lub Tsev Taw Lus Taw Qhia
Tsis zoo li tus txheej txheem kev sib tw ntawm tus tso suab, ib qho 2.1 Cov Tsev Kawm Ntawv Hauv Tsev Channel Hauv Tsev yog ib lub tso suab uas tsim los ua kom muaj suab nrov hauv tsev. Piv rau ib qho kev ua suab paj nruag 5.1 tawm puag ncig lub suab kaw, qhov 2.1 channel system siv zog ntawm ob tug sib tham ntawm lub tso suab thiab ib subwoofer los ua si ntawm qhov chaw sib txuas. Ib qho txiaj ntsim zoo siv los ntawm kev siv 2.1 channel tsev tsev ua yeeb yam yog tias lawv zoo siab rau kev lom zem thiab cov suab paj nruag uas tsis tas yuav tsum tau los ua ib puag ncig thiab / los yog nruab nrab cov neeg hais lus; koj tseem tuaj yeem ua rau koj zoo siab tsis tshua los ntawm kev khiav qis dua . Nyob rau saum toj ntawm tag nrho cov uas, 2.1 channel systems kuj yog ib kauj ruam loj heev los ntawm qhov pib suab ua los ntawm cov neeg tham me me los ua hauv ntau cov TV.
5.1 Channel Txhais Lus
Feem ntau cov TV yeeb yaj duab thiab DVD / Blu-ray tsos tau ua nyob rau hauv koog suab, npaj kom muaj kev lom zem rau 5.1 lub suab kaw suab. Txhua tus neeg hais lus nyob rau hauv ib qho 5.1 channel system muaj ib qho tseem ceeb rau kev ua si hauv lub suab tag nrho. Txawm li cas los xij, nws yog sab xub ntiag (los yog lub tso suab), xws li hauv ib qho 2.1 qhov system, uas yog qhov tseem ceeb tshaj plaws . Feem ntau, cov lus hais pem hauv ntej nthuav tawm ntawm feem ntau ntawm cov kev tshuaj ntsuam hauv kev ua yeeb yaj kiab. Nws yuav yog ib lub tsheb tsav los ntawm lossis lub suab ntawm cov neeg hais lus nrog tsom iav nyob rau hauv ib qho chaw lossis chaw noj mov. Feem ntau cov suab uas pab neeg saib pom kev mus rau qhov chaw tau hnov los ntawm cov lus hais pem hauv ntej.
Hauv ib qho kev ua suab paj nruag 5.1, lub chaw hais lus yog ua haujlwm rau kev ua haujlwm zoo ntawm qhov kev sib tham , uas yog (obviously) ib feem tseem ceeb ntawm zaj dab neeg. Tab sis nyob rau hauv ib qho 2.1 txoj kab ke, qhov kev sib txuas lus mus rau sab laug thiab sab pem hauv ntej tham thiaj li tau hnov thiab tsis ploj. Tom qab ntawd koj muaj cov nram qab puag surrounders nyob rau hauv ib qho 5.1 channel system, uas reproduce suab uas tsis on-screen. Cov kev pabcuam no tsim tau ib lub suab ntawm peb sab uas suab thiab qhov tshwj xeeb tau hnov los ntawm txhua yam kev qhia. Thaum siv kom raug thiab zoo, txhua tus neeg hais lus yuav ntxiv qhov tseeb thiab kev zoo siab rau cov tsos thiab suab paj nruag. Nyob rau hauv ib qhov system 2.1, lub suab ntawm cov neeg hais lus nyob ua ke yog tswv cuab los ntawm cov lus hais pem hauv ntej. Yog li koj tseem hnov tag nrho cov suab, tab sis nws tsuas yog los ntawm lub hauv ntej thiab tsis los ntawm cov nram qab ntawm chav. Lub subwoofer channel - lub npe hu ua .1 (taw tes ib) channel vim nws tsuas tsim cov ntses bass thaj tsam - ua kom muaj txiaj ntsig, muaj tseeb tiag, thiab ua suab paj nruag TV, tsos, thiab suab paj nruag.
TV, Tsos, thiab Suab Paj Nruag
Tsuas hais tias, ib qhov system 2.1 ua rau TV, ua yeeb yaj kiab, thiab suab paj nruag nrog ntau tus neeg tham, tsis khi, tab sis yuav luag zoo siab heev. Ntau tus neeg nyiam qhov yooj yim ntawm 2.1 channel suab thiab pom lawv siv tau lawv cov kabmob uas twb muaj lawm tso rau qhov tsis muaj muag tshiab lub tsev ua yeeb yam hauv tsev . Qee cov neeg txaus siab rau lub suab. Txawm li cas los xij, muaj lwm cov neeg mloog uas tsis kam khwv rau txhua yam tsawg dua ntawm ntau txoj hauv kev kaw suab . Ib qhov laj thawj loj yog vim li cas ho yog 5.1 lub suab qaj ua rau lub siab xav, qhov twg suab paj nruag thiab qhov teebmeem ntxiv rau kev xav, kev ua haujlwm, thiab kev nkag siab li yog tias koj nyob rau hauv nruab nrab ntawm qhov chaw . Tab sis qhov tseem ceeb tshaj plaws kom nco qab yog tias cov yeeb yam muaj tag nrho cov ntawm kev pib nrog (piv txwv li encoded rau hauv hom ntawv xov xwm). Yog tias koj txaus siab rau cov ntsiab lus uas tsis muaj tag nrho cov txheej ntxiv ntawm qhov teebmeem ntawm qhov muag pom, ib qhov system 2.1 yuav muab tau ib qho kev zoo sib xws tiam sis ntawm tus nqi ntau dua.
Puas yog ib qho 2.1 Channel System Txoj Cai rau Koj
Rau cov neeg siab zoo, ib qho kev ua suab paj nruag 5.1 yog qhov yuav tsum muaj. Tab sis rau cov mloog zoo li, ib qho kev xaiv channel 2.1 yuav tsum yog qhov yooj yim rau nws yooj yim, txo nqi, thiab yooj yim ntawm kev siv. A 2.1 qhov system yog zoo tagnrho rau cov chav me, chaw, dorms, lossis thaj chaw uas muaj chaw seem. Xws li cov channel 2.1 kuj zoo kawg rau cov neeg uas tsis muaj qhov chaw rau cov suab lus sib tham thiab / lossis tsis xav kom muaj lub zog nyob hauv cov xov hlau. Thaum lub tsev ua yeeb yam hauv tsev yuav muaj kev mloog zoo tshaj plaws, ib txoj kab ke 2.1 yuav tso cai rau kev nyiam suab paj nruag thiab cov yeeb yaj kiab - nrog lub suab zoo - tab sis tsis muaj kev cuam tshuam ntawm cov neeg hais lus ntxiv thiab cov xov hlau.
Yuav Ua Li Cas Thiaj Ua Tau Suab Nrawm Tsis Muaj Cov Neeg Hais Lus Channel
Qee qhov channel 2.1 muaj tshwj xeeb decoders tsim lub illusion ntawm surround suab teebmeem nrog ob tug tham, feem ntau hu ua Virtual Surround Sound (VSS). Txawm hais tias tau muab cov ntsiab lus sib txawv (cov lag luam feem ntau tsim cov npe rau lawv tus kheej zoo li cov cuab yeej tshwj xeeb), VSS systems tag nrho muaj tib lub hom phiaj - los tsim ib lub hnab ntim puag ncig suab los ntawm kev siv ob sab pem hauv ntej thiab ib subwoofer. Qhov ntau ntawm 2.1 lub tshuab kaw lus siv 5.1 channel decoders nrog tshwj xeeb digital circuits uas simulate lub suab ntawm rear channel tham. VSS tuaj yeem ua pov thawj tias koj tsuas yog tig koj lub taub hau thaum koj hnov suab 'virtual sound' los ntawm koj txoj hauv qab.
2.1 Cov Hluav Taws Xob Hauv Tsev Channel
Prepackaged lossis tagnrho txhua lub sijhawm xws li Bose, Onyko, lossis Samsung (rau ob peb lub npe) muaj txhua yam uas koj xav tau tshwj tsis yog lub TV. Cov tshuab no muaj ib tug neeg uas muaj qhov chaw nyob, DVD player , ob tug tham, thiab ib tus subwoofer rau lub tsev suab paj nruag tseeb hauv lub compact, yooj yim siv pob.