[TowerTalk] D3W - Pros and Cons?

Brian Alsop alsopb at nc.rr.com
Mon Jun 17 07:27:32 EDT 2013


Have had some trouble with intermittent traps and water in the traps.
Look at E-HAM reviews, others have too.

The water in the traps appears to come from the "downhill" trap covers 
not keeping water out around the element tubing.   Disassembled one trap 
and significant water poured out.  The symptom was high SWR on several 
bands.

Put Petroleum Jelly around those interfaces and hope for no more water 
intrusion.

Note: Once you disassemble a trap, you'll never get the internal plastic 
spaces back to "factory".  Changes in their position affects resonance. 
  So expect to do some retuning.

73 de Brian/K3KO

n 6/17/2013 05:37, Dino Darling wrote:
> PROS: It works great! Easy to build and install.
>
> CONS: They sag and should have been made a little more stout. But you
> could say this about most Cushcraft antennas.
>
> TIPS: If you are mounting this close to a 20-meter beam, put it INLINE
> with the boom. Cover the center fiberglass insulator with black tape. I
> do this with all Cushcraft antennas I build for customers. It keeps the
> sun off the insulator and will stop it from splintering. The person who
> takes it down will thank you!
>
> Dino - KX6D
>
>
> -------- Original Message --------
> Subject: [TowerTalk] D3W - Pros and Cons?
> From: GALE STEWARD <k3nd at yahoo.com>
> Date: Sun, June 16, 2013 7:23 pm
> To: towertalk reflector <towertalk at contesting.com>
>
> Wondering if anyone has installed the D3W WARC rotary dipole. I've read
> the reviews on Eham but am wondering what the collective wisdom is about
> this antenna from the TOWERTALK gang.
>
> Any info appreciated...
>
> 73, Stew K3ND
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