Topband: Triple slopers

Joe Subich, K4IK k4ik at subich.com
Mon Dec 6 11:37:35 EST 2004


Bill, 

>          Related topic...from K0RF on the 3830 reflector:
> 
>  >The new antenna seems to work well.  It is a 4 square of
> triple slopers fed at the top of 4 of my towers at 120 feet.
> It has a good pattern and hears pretty well. No radials.
> Can't put them here.  I felt louder than I have felt before
> and I think it will be the 160 array for the future here.
> 
> http://dayton.akorn.net/pipermail/3830/2004-December/098620.html
> 

I wonder if the triple sloper systems aren't acting as a very 
sparse discone?  If so, improvements could be made by adding 
additional sloping (skirt) wires and detuning the tower below 
the attachment point.  Detuning or sectionalizing the tower below 
the attachment point would force additional current into the top 
("disk") portion of the antenna further increasing efficiency. 

73, 

   ... Joe, K4IK 
 



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