On Sat, Sep 13, 2003 at 01:52:57PM -0700, Dave Marandino wrote:
> This may seem like a very dumb question, but in real world application, ie
> SFLAN, how significant is power as a buying point for a new card or device.
>
> My card is 40mW, but there are 200mW cards now. I guess the meat of the
> question is, would having more power overcome issues like distance or crappy
> cantenna design, or is 40mW plenty.
Depends on the length of the path, gain of the antennas, loss in
the coax and sensitivity of the cards. You have to look at the
whole picture also known as system gain.
Check out my spreadsheet or perl script that will calculate for you
at:
http://www.lns.com/papers/pathcalc/
BTW there are other great pages on the web that will show you how
to do this too.
Tim
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