Feem ntau, raws li kev tsim kho qhov sib txawv, cov kab hluav taws xob DAC tuaj yeem faib ua ob hom:passive DAC cable thiab nquag DAC cable.
Passive DAC cov xaim hluav taws xobtsis muaj hluav taws xob sib xyaw tsim rau hauv kev sib dhos cable. Li no, nws muaj kev siv hluav taws xob tsawg kawg nkaus uas tsis pub dhau 0.15w thiab feem ntau kom luv mus txog 7m.
Nquag DAC cablesmuaj lub teeb liab ua kom nrov nrov thiab kev sib txig sib luag ua rau cable sib dhos. Yog li ntawd, nws tso cai ntev me ntsis kis mus txog 15m thiab ua kom muaj kev sib kis tau zoo dua. whereas nws muaj tus nqi siab dua thiab siv ntau zog nyob ib ncig ntawm 0.5-1w.















































