Re: [amsat-bb] WX-proofing a Helix Feed

[Jim.Walls@xxxxxxx]

Bill - W1PA asked (in part):
> I know many of you have also gone without any additional coverage over
> the feed, and I'm wondering what "hardened" hardware you have used in
> the construction (materials, paints, coatings, sealers -- diameter of
> the tubing, matching plate materials). I assume the same question would
> pertain to patch feeds, but everything I have read says I should be
> using a helix for an offset dish and a f/d greater than .5

Mine has no protection from the weather, but this is the Los Angeles area
so ice and snow are unheard of.  The helix is wound from 10 guage insulated
copper wire.  The design is from K5OE.  There are photos starting at:
http://home.earthlink.net/~k6ccc/Photo/Pics/S-band8.html  Click NEXT for
more.

73
-----------------------
Jim Walls - K6CCC
k6ccc@amsat.org
Mobile Radio Operations
Southern California Edison Co.
Ofc:   626-302-8515   -   PAX   28-515
FAX:   626-302-7501   -   PAX   27-501



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