I favor the fiberglass crossbooms, both for the rover mobile & for the home
station. I buy my stuff from Allan Bond of Max Gain Systems in Alabama;
they are on the web at:
http://www.aaow.com/mgs/
At 10:48 AM 8/17/98 -0700, Wally Klinger wrote:
>
>Good morning,
>
>I am in the process of putting up a new tower, and have a question. I
>intend to put up a 13 el 2 meter FM cushcraft ans 15 el 220 FM cushcraft
>on the tower. To save space (and maximize the height) I want to use a
>crossboom. I was thinking of 10 feet of 1 1/2 inch galvanized water pipe
>(with appropriat mast to cross boom plate) This would give me 5 feet of
>separation from the mast on either side, and 10 feet from each antenna
>respectfully. Is this a good idea? Too long?? Not the right type/grade
>of pipe?? Any better ideas?? Apparently KLM sells a 7 1/2 foot
>fiberglass cross boom (used by the OSCAR guys) Which I surmise would be
>lighter. Is there enough separation here?? Or should I stay with my
>origional idea?
>
>The plan this saturday is as follows.....
>
>Discone at 85 feet
>Below it crossboom w/ 2 meter and 220 beams vertical polarization
>JUST below it 6 el 440 FM beam mounted on main mast
>Below this 4 el hygain 6 meter beam
>Below this at roughly 71 or 72 feet, TH11DXX
>
>Hope it stays up!
>
>Let me know what you think!!
>
>73's
>Wally W9BEA
>Wklinn@hotmail.com
>
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>
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Robin E. Midgett KB4IDC
rmidgett@edge.net
1/2 of the NT4L Rover Team
http://kq4tv.aprs.net/vhf/vhf.html
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