[TowerTalk] Have you had success with ....

[Don Havlicek]

Jim,
I once had a yagi with end caps on the boom that failed due to a huge amount of water inside the boom.
Also had one without caps that had bird nest in one end...not a good situation.
I prefer to avoid either situation when I erect yagis.
73, Bearcat!
Don
N8DE

Sent from my Verizon Motorola Smartphone
On Jul 21, 2019 3:18 AM, Jim Brown <jim at audiosystemsgroup.com> wrote:
>
> On 7/20/2019 5:57 PM, Don Havlicek wrote:
> > To keep critters out of the boom, put a "foam" ball in the ends of the boom.  Use one of porous material so moisture can get out, but critters cannot get in!
>
> But why do we care, Don? RF current flows on the outer surface of the 
> elements. To me, the only issue is corrosion at junctions, which is a 
> separate issue that others have well addressed.
>
> 73, Jim K9YC
>
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