w9inn antenna for 160, 80,40M

Jason Wright jason at thought.net
Sun May 20 20:40:10 CDT 2007


On Sat, May 19, 2007 at 01:56:54AM -0500, Richard Cramer wrote:
> Why am I doing this?  There is no documentation available as how Bill 
> built his antennas.  The resonators which look traps only look like 
> traps, there is no discrete capacitor in the resonator.

This sounds similiar to the alpha-delta shortened dipoles.  The
"iso-res" parts are simply inductors, and at one point I found
the corresponding article from QST on ARRL's website.  Have a
look at alpha-delta and see if it's the same.  If you like,
I can try to find the article again.

--Jason/AI4JW


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