Topband: Broadband Inverted L

DGB ns9i2016 at Bayland.net
Thu Nov 20 14:30:58 EST 2014


Exactly what I thought ... any way to slope the leg of the L to get it 
at the junction of the redials?

de ns9i

On 11/20/2014 1:17 PM, Tom W8JI wrote:
> Ground systems cannot be evaluated or estimated by number of feet of 
> wire, just like they cannot be evaluated by SWR or bandwidth, but I'm 
> sure we all agree on this......
>
> The single most important thing Joe said was:
>
> <<<< The antenna feed point terminates at a four foot ground rod and 
> then I am running a number 14 wire from that ground rod to my existing 
> radial field. That run is about 40 feet. >>>>
>
> Joes has virtually no ground at all on 160 meters, because his 
> system's ground connection to the radials is via a single #14 wire 40 
> feet long.
>
> A 40 ft long wire laid on earth to the radials, even if Joe had 50 x 
> 100 ft radials, would almost certainly make the ground path impedance 
> hundreds of ohms.
>
> Joe's antenna virtually doesn't have a ground connection to radials at 
> all, and this has almost nothing to do with the number of radials or 
> type of radials. It has to do with the 40ft long connection.
>
> 73 Tom
>
>
> _________________
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>




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