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PCMCIA Card Suggestion

 
 
me@here.com
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      07-14-2007, 07:53 AM
I am using a Senoa card with the Senao 2511 chipset and I would
like someone to recommend a card that has more range than this one.
I assume that this card is not the best I can get and I would like to
obtain the best if possible. Thank you.

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Jeff Liebermann
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      07-14-2007, 04:32 PM
(E-Mail Removed) hath wroth:

>I am using a Senoa card with the Senao 2511 chipset and I would
>like someone to recommend a card that has more range than this one.
>I assume that this card is not the best I can get and I would like to
>obtain the best if possible. Thank you.


Range is NOT hugely affected by the selection of PCMCIA cards. Range
is really in the antenna. For example, the typical wireless card,
that can barely make it to the end of the street using the stock
antenna, can go hundreds of miles with a proper antenna. How about
125 miles without any power amplifier?
<http://www.engadget.com/2005/07/31/unamplified-wifi-distance-record-set-at-125-miles/>
The current record is 237 miles. In case you missed the point, play
with the antenna and never mind the wireless card. Got it?

To give you some clues with the numbers, 6dB of antenna gain increase
is good for doubling your range. The typical rubber ducky antenna is
good for about 2dBi of gain. The internal PCMCIA card antenna might
be 0dBi, but is probably worse. That means a crappy coffee can
antenna, with a realistic gain of about 8dBi, minus some connector and
coax losses of perhaps 2dB, will yield about 6dB of gain over the
PCMCIA thus doubling the range. Want more? Get a panel antenna with
perhaps 12-14dBi gain. That's good for 4 to 5 times the range.

If you must have a maximum power, long range, power sucking, PCMCIA
card, I suggest you invest in one of these:
<http://www.ubnt.com/super_range_cardbus.php4>
Other than the 300mw output, there's nothing really special about this
card.

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Jeff Liebermann (E-Mail Removed)
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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