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Total 9 documents matching your query.

1. [TowerTalk] RFI Identification (score: 1): Author: Tony <dxdx@optonline.net>; Date: Mon, 21 Jan 2008 18:09:41 -0500; All, I have an RFI problem that I'm trying to identify. It's a continuous pulse noise that pops on every 1/2 second. The actual timing between each pulse is about 0.533 seconds and doesn't seem to ch; /archives//html/Towertalk/2008-01/msg00451.html (7,574 bytes)
2. Re: [TowerTalk] RFI Identification (score: 1): Author: n8de@thepoint.net; Date: Mon, 21 Jan 2008 18:18:37 -0500; Tony, Sounds like an electric fence with a leakage or discharge path. Any farms in the vicinity? How about someone with an electric fence to control predators? We have one here and it make the exact; /archives//html/Towertalk/2008-01/msg00452.html (8,538 bytes)
3. Re: [TowerTalk] RFI Identification (score: 1): Author: WD0M <WD0M@centurytel.net>; Date: Mon, 21 Jan 2008 16:20:17 -0700; Live in the country? Neighbors put up an electric fence? Same thing happens here in horsey country. I can null it out by aiming the beam away from it 90 degrees. Late some night, I'm off to visit the; /archives//html/Towertalk/2008-01/msg00453.html (8,710 bytes)
4. Re: [TowerTalk] RFI Identification (score: 1): Author: "Mike" <noddy1211@sbcglobal.net>; Date: Mon, 21 Jan 2008 15:26:37 -0800; Tony, I had a similar noise to what you describe and it was directional and local and appeared to come from anything metal from around the neighborhood, fire hydrants etc. It turns out the power went; /archives//html/Towertalk/2008-01/msg00454.html (8,604 bytes)
5. Re: [TowerTalk] RFI Identification (score: 1): Author: W4LDE-Ron <w4lde@cfl.rr.com>; Date: Mon, 21 Jan 2008 20:44:30 -0500; That brings on a thought, how about a dog electrical hidden yard fence, anyone close buy do that? Ron W4LDE _______________________________________________ ___________________________________________; /archives//html/Towertalk/2008-01/msg00456.html (9,363 bytes)
6. Re: [TowerTalk] RFI Identification (score: 1): Author: n8de@thepoint.net; Date: Mon, 21 Jan 2008 22:55:35 -0500; Pet containment systems do NOT pulse. They are simple a low-power transmitter of continuous output which the COLLAR worn by the pet picks up and then switches on a mild shocking to the pet. Don N8DE; /archives//html/Towertalk/2008-01/msg00457.html (10,471 bytes)
7. Re: [TowerTalk] RFI Identification (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Mon, 21 Jan 2008 23:10:41 -0500; We had one of those that ran about a 1/4 mile from my house at the closest. That fence was between 2 and 3 miles long. After I was able to demonstrate they had a short when I could hear it they were; /archives//html/Towertalk/2008-01/msg00459.html (10,444 bytes)
8. Re: [TowerTalk] RFI Identification (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Mon, 21 Jan 2008 23:29:30 -0700; I use just such a hidden dog containment wire here on my property, and if I remember correctly the frequency of the low power RF (continuous, as N8DE states) is in or near the 27 MHz CB band. I live; /archives//html/Towertalk/2008-01/msg00461.html (12,068 bytes)
9. Re: [TowerTalk] RFI Identification (score: 1): Author: "Dr. James C. Garland" <4cx250b@muohio.edu>; Date: Tue, 22 Jan 2008 07:52:25 -0700; Dave, I've used two brands of dog containment units, including the "Invisible Fence" type, and both transmit at about 100kHz. To diagnose broken underground wires, I hook a signal generator up to th; /archives//html/Towertalk/2008-01/msg00465.html (9,061 bytes)

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