Overheard: Word of the Day

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» VIEW ALL POSTS Nov 19 2013   1:56PM GMT

Word of the Day: leaky feeder



Posted by: Margaret Rouse
Tags:
Technology

Overheard

“Setting up a wireless LAN is more of an art than a science.”
Mike Jude

Today’s WhatIs.com Word of the day is leaky feeder, a coaxial cable that has small sections of its copper shielding stripped away to allow radio frequency (RF) signals to escape. Leaky feeders, which act as extended antennas, are also called radiating cables. Leaky feeders are often used in structures with metal frameworks such as skyscrapers, tunnels, ships and planes to extend mobile coverage.  Continued…

Related Terms

coaxial cable
amplifier
wireless LAN
access point
802.11ac

Quiz Yourself

What does an antenna do?
a. converts radio-frequency fields into alternating current and vice-versa.
b. increases the voltage, current or power of a signal.
Answer

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