Coaxial cable- transmission Characteristics Transmission Characteristics Analog signal Amplifiers every few km Closer if higher frequency Up to 500MHz(about 4MHz for each tv channel) Digital signal Repeater every l km or so Closer for higher data rates A pplications -Television distribution · Cable t Long distance telephone transmission Can carry 10,000 voice calls simultaneously Being replaced by fiber optic Local area networks Short-range connections between devices such as high-speed 1/O channels on computer systems 1010 Coaxial Cable - Transmission Characteristics • Transmission Characteristics — Analog signal • Amplifiers every few km • Closer if higher frequency • Up to 500MHz (about 4MHz for each TV channel) — Digital signal • Repeater every 1km or so • Closer for higher data rates • Applications — Television distribution • Cable TV — Long distance telephone transmission • Can carry 10,000 voice calls simultaneously • Being replaced by fiber optic — Local area networks — Short-range connections between devices such as high-speed I/O channels on computer systems