[Elecraft] "random wire" and the KX3 ATU

Mike WA8BXN hubby2k at hotmail.com
Wed Jun 27 16:10:50 EDT 2012


Hi Scott --- 
 
A true random wire antenna is the length of wire you can fit between your
end supports. You insulate the ends, and a wire goes from the near end of
the random wire to the tuner. A ground on the tuner will be useful. 
Now, if you want to pick a length for all the wire you will be using (but it
will then not be "random") try to avoid any length that will be a half wave
or multiple of a half wave on any frequency of interest. Here is one web
site that addresses the issue: 
http://www.hamuniverse.com/randomwireantennalengths.html 
 
A Google search for random length antenna will reveal many other sources of
information. 
 
73 - Mike WA8BXN 
 
 
 
 
 
-------Original Message------- 
 
From: Scott Graham 
Date: 6/27/2012 3:28:52 PM 
To: elecraft at mailman.qth.net 
Subject: [Elecraft] "random wire" and the KX3 ATU 
 
Hello everyone. 
 
I've seen a lot of traffic on the "random wire" topic. Does anyone 
have a link to a website or an excellent design for a "random wire" 
that will at least do all bands 40m up (40-10)? Please drop me an 
email if you have any information on a good wire design. 
 
Thanks, 
Scott - n0nuf 
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