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[TowerTalk] MFJ ARTIFICIAL GROUND

To: <towertalk@contesting.com>
Subject: [TowerTalk] MFJ ARTIFICIAL GROUND
From: K3BU@aol.com (K3BU@aol.com)
Date: Tue, 20 Nov 2001 09:16:03 EST
In a message dated 11/17/01 8:05:30 AM Eastern Standard Time, w8ji@akorn.net 
writes:

> 
>  My point is simple.
>  
>  One of the big common myths in antennas is that a simple 
>  inductor in series with a line, or a combination of series 
>  components, can change "length" or make an antenna (or in this 
>  case ground lead)  "longer", or a different "electrical length".
>  
>  That myth isn't true. Transforming impedance requires both shunt 
>  and series reactive components, and there is no way to get a shunt 
>  component when working with two terminal devices like this. 
>  

So when I insert loading coil 2/3 up in the mobile antenna and bring it 
(shorter physical length) to resonance on desired frequency what kind of 
"length" is it? 

Yuri, K3BU/m

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