12 Reasons You Shouldn't Invest in Youtube增加觀看次數
http://johnnywerk608.iamarrows.com/12-steps-to-finding-the-perfect-youtube-zeng-jia-guan-kan-ci-shu
It's because the cables are created using twisted copper pairs of quite compact-gauge wire. Compared with normal coaxial cable, this makes interference and degradation a fact whenever coping with lengths above