ADSL modems
Does the humble telephone lines play a major role in shaping the third millennium? Can a mere pair of thin copper wires twisted around each other transmit Internet data reliably and securely at blazing fast speed, making it possible to view high-quality moving images, sound and vast amounts of data on your personal computer screen or television? The answer is yes, as the growing success of DSL (digital subscriber line) technology abundantly demonstrates.
The capacity …
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…serve many businesses. Telephone networks are ubiquitous. Moreover, for effective use of cable
modems the cable operator must invest billions to upgrade the cable network with fiber optics and two-way transmission equipment; ADSL, on the other hand, takes advantage of the
same kind of telephone pairs that Alexander Graham Bell used in the 19th century.
Web Sites
http://www.xdslresource.com/xDSLFAQ.shtm
http://webopedia.internet.com/TERM/x/xDSL.html
http://www.everythingdsl.com/
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