Assuming you are asking about a multiband vertical
read what vertical owners think at URL:
http://www.eham.net/reviews/products/13

My experience -- single band, full 1/4 wave, homebrew verticals with a good
ground system -- beat all the multibanders.

73 From El Martillo
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"Foopy" wrote in message
...
What is the best HF vertical antenna out there?

Suggestions appreciated.

Foopy