Hi

Greg Hutchison ghutch at bigpond.net.au
Tue Jul 31 21:25:14 EST 2001


Guys
ACTEWAGL in ACT have been using 802.11 (old style) to send 1-3Mb/s to houses
and vehicles up to about 10Km.

This however requires a propoer antennae and an amplifier putting out the
max 4 Watts on part of the ISM 2.4Ghz band.
They are using Breezecom equipment. This original standard only went to
2Mb/s but Breezecom extended it to 3Mb/s.
However 1Mb/s (half duplex) is still better than nothing or dial up ISDN.

Greg Hutchison

Message: 6
Date: Mon, 30 Jul 2001 13:30:37 +0100 (BST)
From: Jon Knight <J.P.Knight at lboro.ac.uk>
To: benoit.tanguay at volunteernetwork.ca
Cc: wireless at lists.samba.org
Subject: Re: Hi

On Fri, 27 Jul 2001, Benoit Tanguay wrote:
> Did the system of the wireless network can cover a large distance like
> 50 km of distance?  Because some people here are very far of the
> others.. Can the speed be more then 2 mpbs.. like 10mpbs... or 100mbps?

You can get wireless gear that will go long distances with high bandwidths
but its not the consumer grade 802.11b stuff that folks on this list play
with.  For example we've got a microwave link to a site about 30 miles
from us that delivers 155Mbps ATM (which is a bit of a pity as we've
otherwise managed to rid ourselves of the curse of ATM) but it costs a
fortune to both install and maintain and even it needs repeater stations
along the path (which is partly why it is so expensive).  Not the sort of
thing for hobbyists (or even small companies) to play with.

So in my experience with the 802.11b stuff that is currently cheaply
available the most you'll get from a long range link is an effective
throughput of upto 5Mbps (usually less) and a range upto 2 or 3 miles
,depending on the antennas you have and whether you have a
clear _microwave_ (not necessarily optical) Line of Sight (LoS).

Tatty bye,

Jim'll






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