Topband: Trailer mounted mast earthing

Mike Waters mikewate at
Wed May 29 20:27:36 EDT 2019

Hi John,

To add to Wes' excellent answer, I doubt whether the outriggers have a
large enough contact area with the earth to cause any significant losses.

More important is an effective choke balun on the coax at the feedpoint.

On Wed, May 29, 2019, 6:03 PM John Farrer via Topband <
topband at> wrote:

> ... My question is whether it is better to earth the trailer or leave it
> floating with the outriggers on insulating pads in order to minimise losses
> in the tower (not considering lightning protection). I appreciate that the
> answer might be different for each antenna. Any thoughts please?
> 73
> John G3XHZ

More information about the Topband mailing list