[Lowfer] Oh, CRAP!

John Andrews w1tag at w1tag.com
Sun Aug 31 10:50:30 EDT 2008


Zack,

Yes, it can. Legit U.S. signals in that "Hifer" band (2.3 mw with a 
ground plane, 4.6 mw with a dipole)have been copied in Australia and 
certainly Europe. That would be a bit tough right now, but give it a few 
years.

John A.

Zack Widup wrote:
> At the last sunspot peak I was working Asia and Europe with 5 watts on 
> 20 meters. That signal could go a long ways!
> 
> 73, Zack W9SZ
> 
> On Sun, 31 Aug 2008, John Andrews wrote:
> 
>>> Ok now see?  I got the stuff to backwards engineer the input power to
>> the antenna based upon the above 15,848 uV/30 m.  But I would have to
>> do a PC search here to locate my notes and equations.  Field strength
>> equations.<
>>
>> Backwards engineering about describes it. My guess is that his answer 
>> will be a lot closer to 4 watts than 4 milliwatts...
>>
>> John A.
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