[lug] Internet Access

Viggy LittleViggy at alum.manhattan.edu
Thu Jan 25 10:03:38 MST 2001


You do have to be careful about going through windows.  Some windows 
(particularly in commercial buildings) actually have microscopic pieces of 
metal in them, to diffuse light, UV, etc.  These windows tend to disrupt 
wireless communications, especially in the microwave band...

Viggy

Shannon Johnston wrote:
 >
 > The range of the wireless varies on the type of antenna that you get.
 > The most common configuration I've seen for residential sharing is:
 >
 > Run the bandwidth into one building. Use a wireless bridge with an omni
 > antenna. (Looks a lot like a broomstick.)
 > All of the other machines use a small directional antenna (Looks like a
 > small microphone on a stand.) That antenna can either go into another
 > bridge or into a PCI or PCMCIA card directly in the machine. (Or linux
 > router :) )
 > The broomstick needs to be within line of sight of the smaller antennas.
 > Although it should go through treetops and windows with no or minimail
 > interference.
 > This will cover about 10 miles. You can run other bridges as repeaters.
 > The main bridge box will route and work as a DHCP server. (At least the
 > one's I've worked with.)
 >
 > Shannon Johnston





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