Here is another data point.
SteppIR Monster at the top of a 130ft shunt fed tower full legal limit power
from an Acom 2000 on 160m with no problems since 2008. Be sure elements are
fully retracted for consistent loading.
Sent from my iPhone
On Jan 29, 2015, at 4:24 PM, Tom W8JI <w8ji@w8ji.com> wrote:
>> 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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