[Elecraft] Miniature self-supporting HF antennas

Mel Farrer via Elecraft elecraft at mailman.qth.net
Tue Jul 21 18:40:05 EDT 2015


Sorry Rick, 

Please let me explain,  doing a antenna substitution works only in the following situations.
1.  Both antennas are designed to have patterns similar in the direction of the receiving station or.2.  Both antennas have the same TOA to the receiving station or3.  Both antennas had the same amount of delivered power to the antenna or 

And I could go on.  The test you did is a nice comfort feeling one but does not tell you why one works better that the other one.
IMHO
Mel, K6KBE

      From: Rick M0LEP <m0lep at hewett.org>
 To: elecraft at mailman.qth.net 
 Sent: Tuesday, July 21, 2015 3:08 PM
 Subject: Re: [Elecraft] Miniature self-supporting HF antennas
   
That is exactly what I did, with the help of a friend a reasonable 
distance away with a reasonable S-meter, repeated antenna swapping, and 
a little help from skimmers on the RBN for control. I'm pretty sure the 
difference is real. I'd rather carry a lightweight telescopic pole with 
the means to guy it, and use an inverted-V dipole than trust that loaded 
vertical to get me contacts.

On Tue 21 Jul Wes (N7WS) wrote:
> In other words, take measurements of antenna one, remove it and 
> replace it with antenna two and note the change. Any other comparison 
> is uncontrolled and suspect.

-- 
73, Rick, M0LEP  (KX3 #3281)

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