Computers, Cov khoom
Yuav ua li cas los xaiv tus kav hlau txais xov cable
Dua li ntawm qhov ubiquity ntawm online TV, ntau lub tsev tseem muaj ib tug los yog txawm ob peb TVs. Ib txhia saib raws tau txais los ntawm lub receiver nrog ib tug pa kav hlau txais xov, cov lwm yam - nrog ib tug satellite tais, zoo, thaum lwm tus neeg txaus siab rau cov kev pab cuam ntawm kev kawm nyob rau hauv daim ntawv ntawm cov TV los ntawm cable.
theoretical cov me nyuam yaus
Tej kav hlau txais xov cable, raws li nws lub npe implies, yog ib tug dog dig raug rho tawm los ntawm txhua lwm yam conductive nyob ntawm tej, them nrog ib tug ntau insulating txheej.
Hom TV cable
Thaum twg koj yuav yuav tsum tau them nyiaj mloog mus rau qhov zoo ntawm cov rwb thaiv tsev. Cov uas pheej yig tshaj kev xaiv no yog ib yam nkaus thiab lub cev tsis kho, thiaj li hais tias cov nteg kab ntawm txoj kev, yuav tsis muab suav hais tias. Kos yog heev yooj yim - khoov lub cable. Yog hais tias lub rwb thaiv tsev so, koj yuav tau noj xws li ib Piv txwv li nws muaj peev xwm tsuas ua tau ib tug muaj zog constraint nyob rau hauv cov nyiaj txiag.
Nyob rau kev txais tos zoo yog cuam tshuam los ntawm cov khoom ntawm chaw neeg xyuas pib. Core tej zaum yuav kiag li los yog tooj liab nrog ib tug hlau overmolded Cuprum. Cov kev xaiv thawj yog nyiam, txawm li cas los, yog kim kim. Tej zaum koj yuav saib tau lub xim ntawm cov hlau tub ntxhais - yog tinning (tin txheej) siv rau kev tiv thaiv los ntawm oxidation.
Cov tom ntej no txheej yuav tsum vov lub central neeg xyuas pib thiab nws cov rwb thaiv tsev - yog lub screen. Nws yog ib tug ntawv ci txheej. Nws yuav extruded los yog cov. Yog tsim nyog los tiv thaiv kom txhob sib nrig sib cuam tshuam nyob rau hauv lub conductors. Txawm hais tias muaj kev hloov kho mus rau lub cable tsis muaj tus txheej, nws muaj yog indirect pov thawj ntawm qhov zoo tshaj ntawm cov khoom.
Ntxiv mus, ib tug thib ob neeg xyuas pib - ib tug braid. Nws muaj ob peb nyias hlau plaub mos mos, qhia tshwj xeeb uas txhua yam. Qhov ntau - lub zoo dua. Nyob rau hauv tas li ntawd, nws yog ib qho tseem ceeb hais tias lawv tooj liab (tin txoj cai), thiab tsis steel.
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