[Antennas] Vertical coaxial endfed dipole...

Thu, 21 Feb 2002 13:31:27 -0600

>The ARRL handbook describes the construction of an and fed horizontal 
>coaxial dipole. This antenna is nothing more than a L4 radiator wire 
>soldered on the center conductor of a L4 coax cable. On the feed side of 
>the coax several loops of the same coax cable are present to creat a 1:1 
>balun.

This puzzles me also, how does "several loops of coax cable" creates a 
"balance to unbalance" condition???  Wouldn't it just create a current 
choke?.  How does the balance to unbalance conversion take place with just a 
few loops??

>Anyway to the questions:
>
>Has anyone had any experience with such an antenna ?
>
>How would this antenna rate to a center fed dipole ?
>
>I was thinking of building this antenna for 10m, the antenna would be 
>housed inside a fiberglass fishing rod in order to use it as a vertical...
>
>Any tips ? comments ?
>
>73
>
>Demetre - SV1ENS
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