Kusankha chochunira kwa TV

Choyamba, tiyeni chimatanthauza chochunira. Kuti mukwanitse TV TV chochunira wanu chofunika. Ichi ndi chipangizo wolandira wailesi mbendera, ndiye otembenuka kwa chithunzi. Komanso TV chochunira chifukwa pali zambiri zofunika kuti decode mbendera, zolakwa kudzudzula, ndi zina, ndi reformat.

Tuners anawagawa mitundu iwiri: digito ndi analogi. Analogi chochunira amalandira yachibadwa Kuwulutsa mbendera, kumene fano khalidwe si nthawi zonse, ndi chochunira digito M'malo mwake - yabwino chithunzi khalidwe. Mukhoza kuona mbali zochepetsetsa popanda kukhota iliyonse.

Anamanga, kunja kwa thupi TV chochunira kwa TV ndi chiwerengero cha ubwino. Mwachitsanzo, muli ndi TV ndi kompyuta, ndipo sayembekezera kuti iwo akhoza pamodzi. Ndiko mafilimu pa intaneti mapulogalamu zenizeni nthawi zosangalatsa, etc. pa TV. Kodi tiyenera kutani kuti chipangizo kwambiri zinchito umene upambana magawo zambiri zamakono TV? Kulumikiza kompyuta yanu kwa chochunira kunja, ndiye chingwe wapadera ku TV.

Ine ndikuganiza inu mukumvetsa zimene TV chochunira, ndi momwe ntchito.

Tsopano tiyeni tikambirane za tuners mwatsatanetsatane loyamba analogi. tuners amalandira mbendera ku nsanja ndiyeno kutembenuka izo. Mukhozanso kuonera akamagwiritsa TV mnzako ndi SECAM, mukhoza mwachindunji lonse la fano. Mukhozanso kuona zochitika ndi kanema kudzera wodzipereka athandizira S-kanema.

Intaneti TV chochunira akhoza mitundu yambiri. Ambiri, iwo ali m'magulu mwa mtundu yotchinga kusamvana. Izi HDTV, SDTV ndi EDTV. Tuners SDTV ndi EDTV koma sangatengedwe kukhala monga TV digito, sitinali, koma pa HDTV ayenera kuganizira.

Tsopano kulikonse wamba chingwe TV. mapulogalamu ambiri amabwera kwa njira zana, chithunzi ndi labwino, ngati si zabwino. Ndipo onse chifukwa chiyani? Ndi yosavuta. tuners HDTV tinapangidwa osati kwa HD-chizindikiro phwando tinyanga banja yakanema chingwe, amatumikira monga chipangizo yosungirako, kapena wolandila.

Ngati mukufuna kuona kokha chingwe kapena Kanema TV, inu kugula chochunira kwa TV palibe. chakuti pafupifupi onse zipangizo zotumphukira ali ndi anamanga-chochunira.

M'dziko pali mfundo zingapo digito wailesi. Choncho, TV, anagula m'dziko lina, monga Japan, Russia sizigwira ntchito molondola. wailesi ya mtundu si woyenera ndi amene European. Ndicho chifukwa ichi ndipo akufunika chochunira kwa TV wanu. Monga tanena kunja kwa thupi TV chochunira kwa TV ndi oyenera pa nthawi. Palibe ayenera disassemble, solder, monga pulagi ndi kusankha TV muyezo.

Mu dziko lathu, osati aliyense ali ndi TV makono. Ndithu anthu ambiri amene sangakwanitse kugula izo. Choncho, nkhani ya tuners TV akupitiriza alandire analogi dongosolo chizindikiro mnzako (European muyezo), SECAM (a French ndi Soviet wailesi), NTSC (America ndi Japan).

Panopa tuners hybrid akupezeka Russia, ndi mwayi onse analogi ndi digito chizindikiro. A mwangwiro analogi, monga otere, kupanga zinatheratu.

Kusiyana pakati pa analogi mfundo Kuwulutsa - ndi nsalu yotchinga kusamvana ndi mlingo chimango. Intaneti kanema zambiri encodes ena a mitsinje, ena tuners amanga-mu decoder kwa decoding. Izi imakhudzanso njira analipira.

Unyinji kugulitsa chochunira makamaka pa TV popanda options zina, choncho m'pofunika kuona njira yokha ufulu. Mokulira izi ngalande 60, kotero tuners ndi decoder alibe kugula chilichonse.