Ntawm technology, Electronics
TV 22 nti. 22 nti - saib
Tam sim no tej khw hluav taws xob technology kom muaj cov neeg muas zaub ib tug lossis loj xaiv ntawm niaj hnub televisions. Lawv sib txawv nyob rau hauv zoo, daws teeb meem, xim palette, lub lub xub ntiag (tsis tuaj kawm ntawv) ntawm kev nkag tau rau hauv Internet thiab ib tug ntau yam ntawm lwm yam kev khiav dej num, raws li zoo raws li qhov loj ntawm lub screen nws tus kheej. Nyob rau hauv tas li ntawd, nws yuav tsum tau muas thiab ib tug haum saib rau koj lub tsev computer. Lub zoo luaj li cas ntawm qhov screen nyob rau hauv cov ntaub ntawv no - 22 nti.
Lub keeb kwm ntawm TV
Lub mechanism ntawm cov thawj TV yog tsim nyob rau hauv 1884. Nws sau - kev tsheb ciav hlau Nipkow ntawm lub teb chaws Yelemees. Txawm li cas los, qhov no technology tau surpassed lub tshiab cathode-ray raj. Nws invented Lavxias teb sab xib fwb Rosing. Tom qab ntawd, lub raj lawm zaum Zvorykin.
Pawg qauv ua nyob rau hauv lub Soviet Union tom qab tsov rog, nyob rau hauv 1949. Tshiab TV hu ua "KVN-49". Nws yog ib tug lossis loj lub thawv nrog ib tug ntev thiab CRT tshwj xeeb daim iav reflecting cov duab. Xim TVs Soviet cov pej xeem pom xwb nyob rau hauv lub 70s. Kab pheeb ces kaum thawj "Electron" yog hais txog 22 nti.
Cov kiv puag ncig nyob rau hauv zoo thiab muaj nuj nqis ntawm TV coj qhov chaw tom qab lub cev qhuav dej ntawm lub Union. Yog tias thaum lub lag luam yog dej nyab los ntawm txawv teb chaws cov qauv ntawm cov ntau yam ntau thiab tsawg pab thiab designs.
Cov ntaub ntawv uas niaj hnub TVs
Progress kom zoo dua rau cov kev pab yog ib tug lossis loj ntau yam ntawm cov qauv ntawm cov paub technology. Cov neeg paub txog 3D, LCD, LCD thiab lwm yam niaj hnub TVs. Yuav ua li cas yog qhov txawv ntawm cov qauv, thiab cov uas feem ntau muaj views ntawm no nrov technology? Tam sim no nyob rau hauv khw muag khoom noj koj yuav nrhiav tau cov TVs:
- Ntshav. Tus tsim siv ib tug tshwj xeeb ionized roj tam sim no ntawm cov iav panels. Cov qauv txawv nyob rau hauv lub tob ntawm dub thiab sib piv. Txawm li cas los, lawv hnyav heev thiab haus ib tug ntau ntawm lub zog. Yog li ntawd, txawm tias ib tug standard TV (22 nti) yog heev yooj yim mus nce.
- Projection. Tej qauv muaj xws li ib tug plurality ntawm lo ntsiab muag thiab reflectors. Lawv suab tsis kis tau thiab yog heev kim.
- CRT. Hauv paus cov ntaub ntawv gadget - ib tug cathode txoj sab ci raj. Cov TVs yog yig nyob rau hauv cov nqe lus ntawm lub hwj chim noj, thiab nqi. Txawm li cas los, lawv muaj ib tug ntau ntawm cov chaw nyob hauv me me screen.
- LCD TV. Ntawm no tshwj xeeb uas xa tuaj nrog ntawm lub panels ntawm cov kua siv lead ua. Tam sim no lub feem ntau nrov LCD- thiab LED-qauv.
Yuav ua li cas los xaiv tus txoj cai TV?
Feem ntau muaj yog ib qhov teeb meem nyob qhov twg lub buyer nyob rau hauv lub khw ntawm lub tsev cov khoom siv mus saib tag nrho cov ntau yam, cia li poob lawm. Tom qab tag nrho, xaiv qhov uas tsim nyog xaiv tsis yog li ntawd yooj yim. Tab sis muaj ob peb ntsiab lus uas yuav tsum tau them sai sai ua ntej koj muas:
- Loj. Qhov no tej zaum yuav ib tug me me kab pheeb ces kaum ntawm 22 nti los 30 nti los yog qauv.
- TV hom. Koj muaj peev xwm xaiv ntawm cov electron nqaj, ntshav los yog LCD qauv.
- Qhuav lub tuam txhab. Ntawm no, txhua leej txhua tus xaiv nkaus ntawm lawv tus kheej xav txog kev teem thiab cov kev siv ntawm cov advertising phiaj los nqis tes.
- Nqe. Qhov no txog kev paub kuj nyob ntawm cov nyiaj txiag thiab lub peev xwm ntawm txhua kev qhua tuaj noj mov.
Yog li ntawd nws yog tsim nyog los them nyiaj tshwj xeeb mloog mus rau cov loj thiab hom TV, t. Yuav kom. Txhua yam nws muaj nws tus yam ntxwv thiab kev qaug zog. Piv txwv li, nyob rau hauv ib tug me me chav tsev yuav tsis tsim nyog mus kom ib tug qauv uas muaj ntau screen. Ib tug siv raws li LCD vaj huam sib luag TV muaj ib tug ntau ceev faj kev kho mob tshaj lwm yam ntau yam xws khoom.
Yuav ua li cas yog zoo dua mus xaiv tus kab pheeb ces kaum?
Raws li ib tug txoj cai, yuav luag txhua tus puas tau saib ib tug loj loj TVs. Ua ntej ua ib tug zaum kawg xaiv, koj yuav tsum ua tib zoo xav txog ib tug ob peb tseem ceeb cov ntsiab lus:
- pem teb cheeb tsam;
- qauv hom;
- tej qhov chaw TV qhov kev tso kawm;
- lub hom phiaj machinery.
Piv txwv li, cov laus CRT qauv, nws yog qhov zoo tshaj plaws uas muaj ib tug kev tshuaj ntsuam 30 inches los yog tsawg dua. Ces cov duab yuav ua tau lub zoo tshaj plaws thiab crisp. Yog li ntawd, lub 22-nti kab pheeb ces kaum yog pom.
Nyob rau hauv ib tug loj chav tsev nws yog qhov zoo tshaj plaws rau saib ntau TV. Qhov tsawg kawg nkaus loj ntawm qhov screen yuav tsum muaj tsawg kawg yog 26 inches.
Nyob rau hauv tas li ntawd, npaum li cas nyob rau kev daws teeb meem ntawm koj saib. Lub siab dua tus nqi, lub zoo dua cov duab zoo. Piv txwv li, txawm los ze rau qhov kev tshuaj ntsuam, koj tsis pom qhov "grainy" duab.
cov kws txawj kuj pom zoo kom coj mus rau hauv tus account qhov kev ncua deb mus rau lub TV:
- kab pheeb ces kaum ntawm 61-80 inches yog qhov zoo tshaj plaws los mus siv rau muab tso rau ntau tshaj 4-5 meters;
- deb ntawm 2-2.5 m yuav noj rau TV 26-32 nti;
- yog koj saib TV ntawm ib tug deb ntawm 2 meters, koj yuav tsum xaiv ib tug me me screen.
Yuav ua li cas xaiv ib tug saib kom?
PC - ib tug ntau yam ntaus ntawv uas yuav pab peb sib txuas lus, kom tau nyiaj thiab muaj ib tug so. Ua ntej nws screen peb siv enormous nqi ntawm lub sij hawm. Yog li ntawd, tus thawj thiab tseem ceeb tshaj plaws txog kev paub thaum xaiv ib tug saib - kev ruaj ntseg. tawg theem yuav tsum tau tsawg li sai tau.
Yog hais tias peb tham txog qhov luaj li cas ntawm qhov screen, koj yuav tsum txhais tau lub ntsiab hom phiaj, uas yog lub computer. Yog hais tias nws yog yuav heev dua lwm yam rau saib hauv internet yeeb yaj duab, tsos thiab TV, koj muaj peev xwm yuav cov kev tshuaj ntsuam los ntawm 24 mus rau 40 nti. Yog hais tias lub hom phiaj - kev sib txuas lus nyob rau hauv ib tug ntau yam ntawm kev tes hauj lwm thiab ua hauj lwm, nws yog zoo dua nyob rau ntawm ib tug me me scale. Pom variant - yog 22 nti (saib). Nws yog tsim rau luv luv deb thiab yuav yooj yim rau saib ib tug txawv video.
Tsis tas li ntawd, them ze mloog yuav tsum nyob rau ntawm lub ces kaum ntawm lub screen saib, pixel teb lub sij hawm, ci ci thiab zoo.
Tsuas yog tom qab ib tug meej tsom xam ntawm tag nrho cov ntsiab, koj muaj peev xwm xaiv ib tug zoo zoo saib. Feem ntau cov yuav, nws yuav raug nqi ib tug me ntsis ntau kim tshaj cov pa qauv, tab sis yuav kav koj ntev npaum li cas.
Ua manufacturers ntawm saib
Leej twg tsom kwm thiab TV lag luam sawv cev ib tug lossis loj npaum li ntawm ntau yam tuam txhab uas muag koom nyob rau hauv ntau lawm ntawm tej khoom. Ib txhia ntawm lawv yog koom nyob rau hauv zus tau tej cov kim high-end khoom, ib tug neeg specializing nyob rau hauv cov nyiaj txiag kev xaiv, thiab hais txog. D.
TV uas lub tuam txhab yog zoo dua los xaiv? Ua li no, tso ua ke heev heev rankings thiab kev tshawb fawb. Txhua txhua xyoo daim ntawv teev cov tuam txhab uas muag yog suab unchanged. Cov feem nrov ntawm lub tuam txhab:
- Philips. Qhov no hom belongs rau lub 19th qhov chaw nyob rau kev muag khoom nyob rau hauv lub teb chaws ntawm Russia. 3D qauv ntawm lub tuam txhab muab qhov zoo tshaj plaws khoom plig nyob rau hauv teb chaws Europe.
- Samsung. International thriving lub tuam txhab uas tuas ib tug uas txoj hauj lwm nyob rau hauv Lavxias teb sab thiab Ukrainian ciaj uas muag. Qhov tseem pom kev xaiv rau computer tswv - saib xyuas "Samsung" 22 inches.
- Sony. Qhov no ntau yam niaj hnub no tsis tsuas tso tawm ntawm TV, tab sis kuj ua ib tug ntau yam ntawm lwm cov cav tov thiab gadgets.
- LG. Ib qho ntawm feem ntau thiab zoo-paub hom TVs thiab saib. Lub optimum piv ntawm tus nqi thiab kev kawm ntawv.
Ib tug ob peb nthuav tseeb txog televisions thiab TV
Nyob rau hauv txhua cheeb tsam muaj cov tshwj xeeb moments uas ua txoj siav taw tes rau hauv nws cov keeb kwm. Hais tias lub hav zoov ntawm TV thiab TV muaj ob peb xws nthuav tseeb.
- Rau cov thawj lub sij hawm ib tug tag nrho cov TV tuaj nyob rau hauv ib tug me ntsis Luxembourg.
- Tus thawj TV set tau tsim Maksom Dikmannom nyob rau hauv 1907. Nws tsis yog loj ntawm 22 nti thiab yog 3 x 3 cm.
- Rau cov thawj lub sij hawm Americans tau slashed advertising hauv TV technology nyob rau kaj ntug ntawm cov era. Ces lawv pom ib tug ntshiab daim duab ntawm ib tug kab laum, ces ib tug ob peb cov neeg yog suing. Lawv smashed receivers, sim mus tua cov kab.
- Ntshav cov ntxaij vab tshaus yog heev luv luv-lived, piv txwv li. Yuav kom. Cov zaub yuav ploj nrog lub sij hawm. Laser TVs yog xam raws li lub feem ntau check.
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