[LINK] Senator Coonan on 7:30 Report
Richard Chirgwin
rchirgwin at ozemail.com.au
Tue Jun 19 07:43:01 AEST 2007
George Bray wrote:
> Thanks for your write up Tom.
>
> Do any linkers have experience using 5.8Ghz equipment like this? My
> armchair knowledge of wireless says a 5.8Ghz signal won't go through
> hills and gives "worse than WiFi" 2.4Ghz results in wet weather.
I have one small experience. When at the ATUG regional conference in
Canberra last month, the exhibition room was connected by YLess4U to a
base station 19km away. I think it was using a 5.8GHz connection.
The service worked just fine. As you say, George, it doesn't go through
hills, so the transceiver was mounted on a 5m pole. That isn't, however,
that much of a hardship.
Topology is an issue, though. It's nice to have funding for technical
infrastructure, but some of the infrastructure users will need won't be
the technology. If someone's in a 'difficult' area, they might easily
need multiple transceivers with big poles to achieve a path to the base
station. I wonder if the civil infrastructure fits in the subsidies?
And no, I would not expect to be able to take the laptop to the farm
shed in this scenario. So what? If a city user wants broadband in the
shed, they have to build their own wired or wireless LAN to get it there.
RC
>
> Will they get 20km out of it?
>
> George, taking his laptop out to the farm shed. ~! Connection Failed
> : Wavelength too short.
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