[TowerTalk] Raised Radial Spacing

Jim Brown jim at audiosystemsgroup.com
Sat Oct 25 17:51:24 EDT 2025


Thanks, Tim.

73, Jim K9YC

On 10/25/2025 1:47 PM, Tim Duffy wrote:
> Hi Jim
> 
> It is K3LC - not K3LA
> 
> 73
> Tim K3LR

> In general, for on-ground radials, more is better and resonance is less
> important than more. Remember that the function of radials is NOT to
> couple to the earth, but to provide a low-loss path for return current,
> and also to SHIELD the antenna's field from the the earth. There is a
> great treatment of this in the Handbook or Antenna Book, by K3LA (I hope
> I got his call right), that it took a while for me to get my head around.



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