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Most Powerful G AP?

 
 
John Samuels
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      02-02-2004, 12:27 AM
Call me stupid . . . OK . . . now that's out of everyone's system. But I'me
having difficultly working through specs to find the most power AP
transmitter. Seen some in the 37mw range. I just assumed there would be more
power avaialble.


 
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Mitchua
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      02-02-2004, 06:28 AM
Doesn't the FCC or CRTC (in Canada) regulate that? I think they can only be
so powerful.

--Mitchua

"John Samuels" <samuels999-(E-Mail Removed)> wrote in message
news:EHhTb.6933$(E-Mail Removed) m...
> Call me stupid . . . OK . . . now that's out of everyone's system. But

I'me
> having difficultly working through specs to find the most power AP
> transmitter. Seen some in the 37mw range. I just assumed there would be

more
> power avaialble.
>
>



 
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Walter Roberson
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      02-02-2004, 06:54 AM
In article <H_mTb.83370$(E-Mail Removed) .rogers.com>,
Mitchua <(E-Mail Removed)> top-posted:

:"John Samuels" <samuels999-(E-Mail Removed)> wrote in message
:news:EHhTb.6933$(E-Mail Removed) om...
:> having difficultly working through specs to find the most power AP
:> transmitter. Seen some in the 37mw range. I just assumed there would be more
:> power avaialble.

oesn't the FCC or CRTC (in Canada) regulate that? I think they can only be
:so powerful.

The FCC limit depends on exactly how you do your wireless (frequency
hopping, spread spectrum) but the maximum is 1 Watt to the antenna
plus a 6 dBi gain at the antenna (so, total 4 Watt EIRP). But you
can increase your EIRP by 3 dBi for every 1 dBi you decrease your
power to the antenna -- so if you decrease your power to your
antenna by 3 dBi you can increase the antenna gain by 9 dBi for
a total EIRP gain of 6 dBi (i.e, a net doubling of power.)
--
Studies show that the average reader ignores 106% of all statistics
they see in .signatures.
 
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James Knott
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      02-02-2004, 10:39 AM
Mitchua wrote:

> Doesn't the FCC or CRTC (in Canada) regulate that? I think they can only
> be so powerful.
>

CRTC has nothing to do with it. It's Industry Canada that regulates such
things.

--

Fundamentalism is fundamentally wrong.

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james.knott.
 
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dookie
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      02-03-2004, 02:11 AM
106% ?

no way...

dookie

"Walter Roberson" <(E-Mail Removed)> wrote in message
news:bvkvoi$l0k$(E-Mail Removed)...
> In article <H_mTb.83370$(E-Mail Removed) .rogers.com>,
> Mitchua <(E-Mail Removed)> top-posted:
>
> :"John Samuels" <samuels999-(E-Mail Removed)> wrote in message
> :news:EHhTb.6933$(E-Mail Removed) om...
> :> having difficultly working through specs to find the most power AP
> :> transmitter. Seen some in the 37mw range. I just assumed there would be

more
> :> power avaialble.
>
> oesn't the FCC or CRTC (in Canada) regulate that? I think they can only

be
> :so powerful.
>
> The FCC limit depends on exactly how you do your wireless (frequency
> hopping, spread spectrum) but the maximum is 1 Watt to the antenna
> plus a 6 dBi gain at the antenna (so, total 4 Watt EIRP). But you
> can increase your EIRP by 3 dBi for every 1 dBi you decrease your
> power to the antenna -- so if you decrease your power to your
> antenna by 3 dBi you can increase the antenna gain by 9 dBi for
> a total EIRP gain of 6 dBi (i.e, a net doubling of power.)
> --
> Studies show that the average reader ignores 106% of all statistics
> they see in .signatures.



 
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Pet
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      02-03-2004, 10:55 AM

> The FCC limit depends on exactly how you do your wireless (frequency
> hopping, spread spectrum) but the maximum is 1 Watt to the antenna
> plus a 6 dBi gain at the antenna (so, total 4 Watt EIRP). But you
> can increase your EIRP by 3 dBi for every 1 dBi you decrease your
> power to the antenna -- so if you decrease your power to your
> antenna by 3 dBi you can increase the antenna gain by 9 dBi for
> a total EIRP gain of 6 dBi (i.e, a net doubling of power.)


But who's gonna tell the FCC unless your increase in power results in
some form of interference to non related parties?

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http://gymratz.co.uk/hot-seat.htm - Live web-cam!
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Ian Stirling
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      02-03-2004, 05:47 PM
John Samuels <samuels999-(E-Mail Removed)> wrote:
> Call me stupid . . . OK . . . now that's out of everyone's system. But I'me
> having difficultly working through specs to find the most power AP
> transmitter. Seen some in the 37mw range. I just assumed there would be more
> power avaialble.
>


Conisder also that if you increase the transmitter power without increasing
the sensitivity of the reciever, then for a given card, the range may
not change much, as the weaker connection may be in the other direction.
 
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