Re: Link power-requirement estimation tools?

I have one I wrote in perl and in an excel worksheet at:

	http://www.lns.com/papers/pathcalc/

There are advantages on "over specing" a link in the area that you
really want a tight beamwidth as it minimizes interference to others
and to you.  If you can get away with a 18dBi yagi on both ends,
you will be happier.

Tim

On Fri, Feb 13, 2004 at 02:56:21PM -0800, Jordan Hayes wrote:
> Does anyone have a pointer to a good one available on the net?  Given
> distance and power, what's the right way to calculate the right (and
> legal) amount of gain you want from an antenna?  For instance, using a
> pair of 200mw cards, what would be the right antennae to use for a 0.6
> mi link?  I figure that "too big" just means "harder to aim" and maybe
> "more unsightly" -- but there's probably no advantage to over-specifying
> the antenna, right?
 
-- 
  Snail: Tim Pozar / LNS / 1978 45th Ave / San Francisco CA 94116 / USA
               POTS: +1 415 665 3790  Radio: KC6GNJ / KAE6247
   "Be who you are and say what you feel because the people who mind
    don't matter and the people who matter don't mind." - Dr. Seuss