10 Fundamentals About インスタ いいね You Didn't Learn in School
http://sergioxxna964.theburnward.com/5-laws-anyone-working-in-insuta-zai-sheng-hui-shu-should-know
It's because the cables are produced applying twisted copper pairs of pretty tiny-gauge wire. Unlike normal coaxial cable, this makes interference and degradation a truth When coping with lengths around 50 feet.