Did you change the coax yet? Take it off the beam and measure it with a
digital ohm meter. You will probably see a high resistance path to ground
if it's bad.
Chuck W5PR
On Saturday, April 2, 2016, StellarCAT <rxdesign@ssvecnet.com> wrote:
> Thanks for the comments – it is a hairpin design. It is an M2 6 element 15
> that was built using their 15M6-125 antenna and converted to their 15M6DX
> ... so I refer to it now as a 15M6DX-125. Anyway it has a fiberglass center
> insulator with thick donuts to ensure there isn’t any creepage along the
> fiberglass... and if it were anything related to that it should have done
> it when I hosed it down (lowered to 8’)... I couldn’t really get it to
> change with a hose.
> Its off the tower now – had to move on (take advantage of clear days) to
> testing the 20M5LGS made from a 20M5 ... its now on the tower at 8’ up with
> high winds so its not going up any higher until the hills are calm.
> I’ll continue to test the 15 on saw horses. What I was seeing I’m sure
> will show even at that height. And once again: whatever design wise might
> be suggested it has to be remembered this is a near exact duplicate of
> another one that didn’t have this problem. So I’d guess it has to be either
> related to construction or possibly a deficiency caused by being used. The
> latter shouldn’t be a problem – I’ve dealt with used antennas before and
> never had a problem... but it could be. Please write direct if you have any
> other thoughts that come to mind.
> Gary
>
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