A cikin yanayin dijital mai saurin tafiya na yau, masu taswira na Local Area Network (LAN) su ne muhimman abubuwan da ke tabbatar da abin dogaro, saurin watsa bayanai. Wadannan masu canzawa suna taka muhimmiyar rawa a cikin tsarin tushen Ethernet, suna ba da keɓewar wutar lantarki, daidaitawar sigina, da matsewar impedance ...
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