[MLB-WIRELESS] cheap antenna's in oz

[Drew]

there are some complex calculators for various things here
http://www.qsl.net/n9zia/wireless/page09.html but you'll probably have to
just test it. ;)

d

----- Original Message -----
From: <korg at darkqueen.org>
To: <melbwireless at melbwireless.dyndns.org>
Sent: Tuesday, September 04, 2001 5:51 PM
Subject: Re: [MLB-WIRELESS] cheap antenna's in oz


>
> "Drew" writes In message <012901c13511$e8f7e1c0$0300000a at dhr>:
>   | .67km and .99km are very easy with LOS...
>   |
>   | non LOS, and you've got a problem. no matter how directional your
antenna
>   | is, it's not going to penetrate ground, so depends how big the hills
are,
>   | as radio waves will bend slightly.
>   |
>   | if there's a direction you can see, you'll probably have an easier
time
>   | going 20km to someone else than going 1km thru rock.
>
> Well its not 'solid rock' but it is blocked by trees, power
> towers and freeway sound walls.  I guess it depends how much
> bend is bend :).
>
> Looks like I might need to get up on the roof and see what I
> can see.....
>
> I guess there isnt any way to test to see how possible the
> link would be without getting all the toys first, huh?
>
>   |
>   | you'll need 2pcmcia cards, 2 pcmcia to isa adapters, 2 pigtails that
adapt
>   | your antenna connector to your cable connector, 2 lengths of cable
with
>   | adaptors on each end, and 2 antennas. you could skip the pigtail if
your
>   | card connectors are large, but stuff like LMR400 is too big to put a
orinoc
>   | o
>   | connector on.
>   |
>
>
>   | im sure once links start happening someone will share a bit of their
>   | bandwidth for people checking email, etc. local mirrors of popular
stuff
>   | (browsers/linux iso's/mp3s/etc) and local game/IM/telephony servers
would
>   | also be cool.
>
> Well Id be up for helping set this sort of stuff up.
>
>
> cheers,
> cam
>
>
> --
>  / `Rev Dr' cameron.blackwood at darkqueen.org    Roleplaying, virtual goth \
> <   http://darkqueen.org     Poly,  Linux/BSD Unix, C/C++, genetics, ATM
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