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![]() jawod wrote: jawod wrote: I am considering building the Louisiana loop shown in this month's QST. It is basically an inverted delta loop. I don't know if I can model it on EZNEC (I guess I can...but I've only progressed through a dipole or two). I actually intend to string it up among some trees in the backyard in a sort of temporary fashion. Realizing the directionality involved, I will aim it toward Asia over Alaska. Now, any caveats or recommendations or ? before I embark on my first antenna build? I don't at present even know the feedpoint impedance but I intend to use RG8U for feedline if that's possible. There is no mention of an UNUN or Balun in the article. What do youse think? Thinks? John AB8WH PS, I'll give the hoberman sphere a rest for a while (hi) Well, here's something new...responding to my own post (sort of) As I started to collect parts needed for this antenna, I realize that lightweight aluminum tubing at 7/8, 3/4 and 5/8 inches is not available from Loews. What's a good local source for aluminum tubing? If you can't find Aluminum, see if you can get emt conduit in lengths that will work. (heavy) Don't use Aluminum. Hams have been building Quads and Deltas for 60 years using bamboo or fibreglass, with the wire taped or ty-wrapped to the bamboo (fishing pole). You can get the fibreglass from Maxgain if you want to go that route. If you are dead set on duplicating the Author, try Texas Towers, they sell different lengths of Aluminum. Gary N4AST |
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