Topband: Measurements before and after connecting radials

Jim Brown jim at audiosystemsgroup.com
Mon Feb 21 16:40:24 EST 2022


On 2/21/2022 1:24 PM, Gene Smar via Topband wrote:
> That is, will the mere presence of these wires in the ground in the proximity of the tower have any appreciable impact on my 160M performance even before I connect them to the tower steel itself?

Hi Gene,

I would expect the effect, if any, would be minimal, but when they are 
all connected, the feedpoint Z at resonance should drop, and depending 
on the height of the tower, tuning and SWR will likely change. How much 
change will also depend on soil under the radials.

73, Jim K9YC


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