Larry wrote:
Richard Lane wrote in :

Incidently the 16' pair of wires is twisted to minimise
rfi, perhaps that helps.


Nope....not with one of them grounded....

I see your point on VTS....

I'm a retired Microwave engineer and believe provided the "grounding" is
at the sending end only then both the E&M far fields (at the mast head)
should be reduced.
Dick