Do a little reading on rare earth magnets (the strongest magnet there is). You might be able to do some calculations and figure out what you would to build your own. Here are a couple sites I just googled. I think all you need to do is figure out how much pull force you need to offset the wind load.
http://www.kjmagnetics.com/neomaginfo.asp http://www.indigo.com/magnets/rare-earth-magnets.html Brian St. Louis Broadband wrote: > I have two water towers that will need 4 to 5 antenna mounts. The water > towers are both the same. They are approximately 120' with a climbing tube > and a bulb at the top. There are no side rails. The hatch opens to the bulb. > How do you attach antennas??? Is welding standoffs the best practice? Any > ideas on basic costs? > > Here is a pic of one of the towers: http://stlbroadband.com/h20.html > > Also this was a method mentioned on another thread: > http://www.metal-cable.com/page13.html > These guys are nice but $3k apiece. I am thinking that if you went that > route that you could get three for each tower and ad a mounting pipe between > each creating a triangle and mount to that. I am not sure how long they > would maintain their power for this application, but if you had to move your > network these come along versus a welded situation. > > Thanks, > Victoria > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: [email protected] > > 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: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
