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. >>>>>>>> -- >>>>>>>> AF mailing list >>>>>>>> [email protected] >>>>>>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>>>>>> >>>>>>> -- >>>>>>> AF mailing list >>>>>>> [email protected] >>>>>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>>>>> >>>>>> -- >>>>>> AF mailing list >>>>>> [email protected] >>>>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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