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Looking for 200mw to 500mw wifi card for dekstop & laptop

 
 
DJboutit
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      12-06-2005, 09:55 PM
Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
card for each. Looking for decent priced cards & which one do you guys
reccommond.


 
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=?ISO-8859-1?Q?R=F4g=EAr?=
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      12-07-2005, 03:26 AM
DJboutit wrote:
> Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
> card for each. Looking for decent priced cards & which one do you guys
> reccommond.


Planning on making popcorn? If a paltry 300mw card would help, I've had
good luck with their 200mw version card:

http://www.demarctech.com

I've seen that Teletronics makes some high power stuff, not tried any of
the industrial duty units though. They also have some 2.4GHz amps that
go up to a watt.

As a footnote, quite often the right answer is to make better use of
antennas instead of throwing more power into the mix.
 
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Barry OGrady
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      12-07-2005, 10:50 PM
On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)> wrote:

>Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
>card for each. Looking for decent priced cards & which one do you guys
>reccommond.


Not available. Not legal. Wifi power is around 40 mw.

Barry
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http://members.iinet.net.au/~barry.og
 
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=?ISO-8859-1?Q?R=F4g=EAr?=
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      12-08-2005, 12:38 AM
Barry OGrady wrote:
> On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)> wrote:
>
>
>>Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
>>card for each. Looking for decent priced cards & which one do you guys
>>reccommond.

>
>
> Not available. Not legal. Wifi power is around 40 mw.


Where'd that info come from?
 
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Reggy
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      12-08-2005, 02:00 AM
Barry OGrady wrote:
> On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)> wrote:
>
>
>>Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
>>card for each. Looking for decent priced cards & which one do you guys
>>reccommond.

>
>
> Not available.

its possible topurchase up to 300 mw atm
Not legal.
correct
Wifi power is around 40 mw.
normally rather less than that , 5 mw is common some are more
>
> Barry
> =====
> Home page
> http://members.iinet.net.au/~barry.og

 
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=?ISO-8859-1?Q?R=F4g=EAr?=
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      12-08-2005, 05:04 AM
Reggy wrote:
> Barry OGrady wrote:
>
>> On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)>
>> wrote:
>>
>>
>>> Where can I get a 200mw to 500mw wifi card desktop & laptop looking
>>> for a
>>> card for each. Looking for decent priced cards & which one do you guys
>>> reccommond.

>>
>>
>>
>> Not available.

>
> its possible topurchase up to 300 mw atm
> Not legal.
> correct
> Wifi power is around 40 mw.
> normally rather less than that , 5 mw is common some are more


Perhaps you and Barry would like to visit this page and scroll down to
the part starting off with "FCC rules dictate antenna use".
http://www.wi-fiplanet.com/tutorials...le.php/1144391
 
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Barry OGrady
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      12-08-2005, 09:45 AM
On Wed, 07 Dec 2005 20:38:40 -0500, Rôgêr <(E-Mail Removed)> wrote:

>Barry OGrady wrote:
>> On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)> wrote:
>>
>>
>>>Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
>>>card for each. Looking for decent priced cards & which one do you guys
>>>reccommond.

>>
>>
>> Not available. Not legal. Wifi power is around 40 mw.

>
>Where'd that info come from?


I posted it.

Barry
=====
Home page
http://members.iinet.net.au/~barry.og
 
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Barry OGrady
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      12-08-2005, 09:46 AM
On Thu, 08 Dec 2005 13:00:02 +1000, "Reggy " <"Reggy "@Hanky-Bannister.co.uk> wrote:

>Barry OGrady wrote:
>> On Tue, 06 Dec 2005 22:55:07 GMT, "DJboutit" <(E-Mail Removed)> wrote:
>>
>>
>>>Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
>>>card for each. Looking for decent priced cards & which one do you guys
>>>reccommond.

>>
>>
>> Not available.

> its possible topurchase up to 300 mw atm
> Not legal.
> correct
>Wifi power is around 40 mw.
> normally rather less than that , 5 mw is common some are more


17 dbm.

>>
>> Barry
>> =====
>> Home page
>> http://members.iinet.net.au/~barry.og


Barry
=====
Home page
http://members.iinet.net.au/~barry.og
 
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Paolo
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      12-08-2005, 09:46 AM
DJboutit ha scritto:
> Where can I get a 200mw to 500mw wifi card desktop & laptop looking for a
> card for each. Looking for decent priced cards & which one do you guys
> reccommond.


You can improve the coverage of your wireless card using an external
amplifier, which can be directly connected to the antenna minimizing
the coaxial cable loss.
Take a look at http://www.ir3ip.net/iw3grx/wifi to view a WiFi
amplifier with 1W output power, and 20dB rx gain.
Bye!

 
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Mesfet
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      12-08-2005, 11:08 AM
Precisely, the international laws permit to use unlicensed ISM
(industrial scientific medical) 2.4GHz band without any authorizations
with an output power up to 100mW (20dBm) ERP (effective radiated
power).
This mean that if your device (access point, for example) has an output
power of 17dBm and is connected to a yagi antenna with 15dB gain, the
effective radiated power is calculated as 17dBm + 15dB = 32dBm ERP
(this means about 1.6Watt ERP) which is 12dB higher than the maximum
admissible effective radiated power.

This way, 10mW of output power is illegal if used in conjunction with
antenna with gain higher than 10dB (10dBm+10dB=20dBm).

Hamradio operator can avoid this limitation, because they can use
output powers up to 10, 50 or 500W ERP (depending by hamradio class and
country).

Regards. Paolo

 
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