Ahh Thanks. I had envisioned something like that, but figured the "legs" would be the leggy things extending out. You just mount your stuff on the top of that tower, then, I guess. Not a lot of them around N GA, but we got lots of pine trees :-)
Ralph -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Mike Hammett Sent: Wednesday, January 02, 2008 5:37 PM To: WISPA General List Subject: Re: [WISPA] brain cramp, can someone jog my memory? These are silos: http://www.plant.uoguelph.ca/performance_recommendations/ofcc/pub/SILO.htg/s ilo2.gif The round things are bins and the center is a grain leg aka bucket elevator: http://www.grainbinsupply.com/images/bins.jpg ----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com ----- Original Message ----- From: "ralphlists" <[EMAIL PROTECTED]> To: "'WISPA General List'" <wireless@wispa.org> Sent: Wednesday, January 02, 2008 3:56 PM Subject: RE: [WISPA] brain cramp, can someone jog my memory? > Thanks. > I don't understand it, but I did it 3 times. You can do a lot with line of > sight. 11 miles on 2.4 is never a problem for us when we have it. > It is hard for me to visualize your terrain or what a grain leg even is, > but > I guess it must be like a silo or something. > > Ralph > > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of John Valenti > Sent: Wednesday, January 02, 2008 4:45 PM > To: WISPA General List > Subject: Re: [WISPA] brain cramp, can someone jog my memory? > > Wow, thank you! > (really meant to send that message directly to you, but now the list > can see your plots, too) > > It is flat here, but the trees are the problem for RF. > > Do I understand the last plot correctly: that ignoring trees, a > 2.4GHz signal would work for ~12 miles? Amazing. > > I feel lucky when I can get a 2.4 customer connected at better than > -80, and they are usually within a mile of a grain leg. > > > On December 29, at 1:54 AM December 29, ralphlists wrote: > >> Went ahead and did it. >> You were right. Without considering trees, a 26 meter high tower >> (grain >> leg) on each end would do it. >> I used a 200 mw radio and a 23 dBi panel antenna (like the >> Deliberant 1A23 >> self contained radio). >> Of course the Alvarion units would be the choice if you had the $$. >> >> See the results at >> http://brightlan.net/test.jpg Plot over Mapquest >> http://brightlan.net/test1.jpg Plot over Google Maps >> http://brightlan.net/test2.jpg Your grain leg with a 2.4 >> GHz 5.5 >> dBi omni >> >> Just a quick demo of some of the power of Radiomobile >> >> BTW- I was amazed at what you flatlanders can do on 2.4! >> > > > > ---------------------------------------------------------------------------- > ---- > WISPA Wants You! Join today! > http://signup.wispa.org/ > ---------------------------------------------------------------------------- > ---- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > > > > ---------------------------------------------------------------------------- ---- > WISPA Wants You! Join today! > http://signup.wispa.org/ > ---------------------------------------------------------------------------- ---- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > ---------------------------------------------------------------------------- ---- WISPA Wants You! Join today! http://signup.wispa.org/ ---------------------------------------------------------------------------- ---- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/