You would have to climb it with a garden sprayer strapped to your back.
I am more of the opinion of the corroded RJ45.  

From: Matt Hoppes 
Sent: Saturday, April 20, 2019 8:42 AM
To: AnimalFarm Microwave Users Group 
Subject: Re: [AFMUG] Fwd: CAT5. FM. And Rain

Not in liquidtight. 

Have ground lifted and grounded. No change. 

Have not wet things (would be difficult - no ready source of water)

Obviously RF is getting into the Ethernet, when things are wet. I’m just trying 
to figure out why. Clearly a connection is being made somewhere it shouldn’t 
be. 



On Apr 20, 2019, at 09:58, Chuck McCown <[email protected]> wrote:


  So moisture + rf = Ethernet interference.  Just as originally stated.  No 
standing waves.       
  Is your cat5 in liquidtight?  Have you played with grounding & ungrounding 
the shields?  How about taking a garden sprayer and selectively wetting things?


  Sent from my iPhone

  Begin forwarded message:


    From: Matt Hoppes <[email protected]>
    Date: April 20, 2019 at 7:52:12 AM MDT
    To: Chuck McCown <[email protected]>
    Subject: Re: [AFMUG] CAT5. FM. And Rain


    Yes. Problem goes away. 


      On Apr 20, 2019, at 09:51, Chuck McCown <[email protected]> wrote:



      Have you killed the ref when you are having the problem?  Might not be 
ref related.



      Sent from my iPhone



        On Apr 19, 2019, at 7:11 PM, Matt Hoppes 
<[email protected]> wrote:



        19watts



          On 4/19/19 8:58 PM, Chuck McCown wrote:

          What is the reflected power when you are having problems?

          Sent from my iPhone

            On Apr 19, 2019, at 6:41 PM, Matt Hoppes 
<[email protected]> wrote:



            My thoughts too. But the reflected power right now is only 19watts 
out of 9,000.



              On Apr 19, 2019, at 20:14, Chuck McCown <[email protected]> wrote:



              My guess is that the FM station has a problem with the antenna or 
transmission line.  Moisture throws off impedance somewhere and you have a 
strong standing wave on the transmission line.  Probably a bad connector.



              Sent from my iPhone



                On Apr 19, 2019, at 5:52 PM, Matt Hoppes 
<[email protected]> wrote:



                Looking to the wisdom of the AF group on this.



                I have some equipment on an FM tower.  It’s a 9kw station 
around 150ft. We are at 250ft with two sectors and a backhaul.  Netonix switch 
in shelter.



                Nothing else on the tower.



                Normally all is fine.   When it rains or is very moist out 
(heavy heavy fog) we start having major Ethernet negotiation issues.   The 
ports will go from 1Gig to 10F sometimes. Sometimes drop completely.



                I’ve got ferrite beads wrapped about 5 times top and bottom.



                Any further words of wisdom on what to try?  I suspect some odd 
grounding issue. But not sure how to track it down or isolate it.

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