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High Performance HF vertical without radials.

Posted: Fri Apr 12, 2024 5:56 pm
by KX4QC
Kenny Silverman, K2KW gave a wonderful presentation to the Dominion DX Group https://www.ddxg.net/ about low power beach operation, without the luxury / ?necessity for many radials to complete his vertical antennas.

The essence of the solution is here:
VerticalOpenRingN6BT.png
The lower element puzzled me until I found this explanation in QEX March/April 2024.
Here's the fine article showing exactly how to do it and why it works so well:
spiralcounterpoise.pdf
It looks like a development from the compact counterpoises of Les Moxon? -Maybe I misunderstood, so what do you think?

The original slideshow of the presentation is online by K2KW at:
https://drive.google.com/file/d/13_zfqs ... 3OTNt/view