Monday, August 17, 2009

How Does WiFi Work?

PART 3: How does Wi-Fi work?

Wi-Fi is really very similar to your cell phone. Radio signals are
transmitted from the computer or Bluetooth device to a wireless
router, sometimes called a wireless access point (WAP) or wireless
local area network (WLAN).

The router then sends the signal to the
Internet through a cable modem. So this router or wireless access
point is really the device responsible for transmitting the harmful
radio waves. Any number of computers or devices can be configured to
connect to one wireless router to make Internet connections.

The workable distance is about a range of 300 feet or more from the
wireless access point while most distances for good connections are
maintained at about 100 feet. And, of course there are many
variables that can affect this connection. Laptop computers and
Personal Digital Assistants (PDAs) are the most common devices
utilizing Wi-Fi technology.

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