[TowerTalk] Springs for erecting loops nd dipoles

Tom Osborne w7why at verizon.net
Tue Jan 27 21:35:53 EST 2009


Hi Jack

I see someone already answered you on this one, but the end fed zepp is a 
winner.  It works best if you have a open wire tuner, like the old Johnson 
Matchbox type.  I worked a bunch of countries on 20 meters (>200) with 300 
watts and an end fed zepp.

There is actually no magic length to make the antenna.  The more wire you 
can get up, the better.

Although nowadays, with the window ladder line, it is pretty darn light and 
wouldn't put much strain in the middle of the antenna.  73 and GL
Tom W7WHY




> What is a good antenna that I can feed fron the end.
> I have some tall trees far apart and would like to run a a wire between 
> them up 70ft and not have the
> weight of feedline in the middle since there would be no support.
> What would be a good antenna design to use for this? What type of feed 
> system would I need, tuner, twin line, coax tuner, etc
> Jack
> KZ4USA
> Bradenton, Florida



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