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Old 12-07-2006, 08:16 AM
Tester
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Default Boost internal WLAN antenna?

Is there any way to boost an internal antenna in a laptop without
either opening up the laptop and installing a connector or getting a
separate wireless card with an antenna connector?

For example, could one get any boost in signal by attaching an antenna
to a coil of wire attached to the back of the screen? (the location of
the internal antenna?

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Posted via a free Usenet account from http://www.teranews.com


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Old 12-07-2006, 12:14 PM
Jeff Liebermann
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Default Re: Boost internal WLAN antenna?

Tester <teest@test.org> hath wroth:

>Is there any way to boost an internal antenna in a laptop without
>either opening up the laptop and installing a connector or getting a
>separate wireless card with an antenna connector?


Nope.

>For example, could one get any boost in signal by attaching an antenna
>to a coil of wire attached to the back of the screen? (the location of
>the internal antenna?


Nope. The internal antennas are fairly omnidirectional (spray RF in
all directions). Your coil will only catch a small part of the signal
on transmit. Maybe 10% coupling if you're lucky.

However, in receive, you could arrange a patch antenna next to the
internal antenna and get close to perhaps 70% coupling.

--
Jeff Liebermann jeffl@comix.santa-cruz.ca.us
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558

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  #3 (permalink)  
Old 12-07-2006, 05:00 PM
ISPgeek
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Default Re: Boost internal WLAN antenna?


"Tester" <teest@test.org> wrote in message
news:2kmfn2ltji0g7pt4r3d8a2vps4fuqcq0ge@entropy.or g...
> Is there any way to boost an internal antenna in a laptop without
> either opening up the laptop and installing a connector or getting a
> separate wireless card with an antenna connector?
>
> For example, could one get any boost in signal by attaching an antenna
> to a coil of wire attached to the back of the screen? (the location of
> the internal antenna?
>
> --
> Posted via a free Usenet account from http://www.teranews.com
>



Sorry, that would pretty much be a waste of time...

Cheers!

ISPgeek

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