Topband: NE7D loaded tower

Tom W8JI w8ji at w8ji.com
Thu Jan 29 16:24:58 EST 2015


>  I can't speak  with knowledge on stepper antennas. BUT I can regarding  a 
> Hi Gain discovery III
> I shunt feed my 105 ft. Rohn 25   with only the 3 element 40 meter beam as 
> the top loading.
>
>  More then once I burned a loading  wire.... over the years I had that 
> configuration.
>
> SO from that experience a complex antenna  like SteppIR design   I would 
> be VARY Leary !

I strongly agree with Wayne, here.

I think shunt feeding a tower with an unmodified SteppIR is like playing 
Russian roulette with the element motors and feeds.

73 Tom 



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