Topband: Low band antenna project questions

Robert Harmon k6uj at
Mon Mar 7 09:49:25 EST 2016

Are you restricted to 50 feet high max ?


On 3/7/16 5:50 AM, NC3Z Gary wrote:
> OK, still working on my permanent low band antenna and what I can fit
> for an effective antenna. The space I have is a recently cleared forest
> area. I had originally considered a full size loop but the best I could
> do is 50' high, although that would be a bit higher than my temporary
> dipole it is not much in the scheme of things. And I keep getting talked
> out of it.
> I have walked the back many times with the tape measure and lines to see
> what I can fit, and what I can fit is a catenary line to support a T or
> L at 50' above ground. And after reading numerous articles the consensus
> was not to use radials much longer than the vertical height. I can
> easily fit 32 radials @ up to 75' each.
> Now I want to be able to use this antenna for 80M as well as the non-DX
> portion of 160M. I can house a autotuner at the base (or make my own
> network but that would require control lines). My thinking is to make
> the 160M a 5/16 WL vs 1/4 to be more beneficial to 80M tuning without
> loosing anything on 160M.
> With the above limitations is this an effective solution?
> T or L ?
> Am I missing anything?
> Working on a RX antenna later.

More information about the Topband mailing list