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Total 25 documents matching your query.

1. [RFI] TV RFI (score: 1): Author: "Van Fair" <vfair@innova.net>; Date: Thu, 30 Oct 2003 19:11:28 -0500; I have a new 40" Sony and it transmits and S7 signal to battery radio over 200 feet over the whole 20 meter band with all inputs and outputs removed except power and the power has a brute force filte; /archives//html/RFI/2003-10/msg00028.html (6,686 bytes)
2. Re: [RFI] TV RFI (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Thu, 30 Oct 2003 20:05:51 -0500; I doubt a TV like that would pass FCC compliance. I'd pursue it with the ARRL and FCC. It isn't so much what WE buy that's a problem, it's what all our neighbors might buy!! I have a new 40" Sony and; /archives//html/RFI/2003-10/msg00029.html (7,670 bytes)
3. RE: [RFI] TV RFI (score: 1): Author: "Patrick A. Thompson Sr." <wa4tukhr@comcast.net>; Date: Thu, 30 Oct 2003 22:00:17 -0500; I had a Philips that did the same thing when connected to the grounded catv cable. The set was without a doubt defective in this regard. It would wipe out any broadcast reception within a hundred fee; /archives//html/RFI/2003-10/msg00031.html (8,562 bytes)
4. Re: [RFI] TV RFI (score: 1): Author: michael.findley@ni.com; Date: Fri, 31 Oct 2003 06:31:59 -0600; That depends on how they classify this. If it uses a spark gap to produce work as part of the product than it can fall under the "Extremely lenient" part 18 rules like your Microwave Oven. They also; /archives//html/RFI/2003-10/msg00032.html (11,787 bytes)
5. Re: [RFI] TV RFI (score: 1): Author: "Ed McGrath" <wd5iok@comcast.net>; Date: Thu, 30 Oct 2003 18:33:43 -0600; Time has come for all hams with RFI problems with electronic devices to complain to the FCC. Who ever tested the TV for compliance probably did not do a thorough job. Ed W5IOK -- Original Message --; /archives//html/RFI/2003-12/msg00010.html (7,591 bytes)
6. [RFI] TV RFI (score: 1): Author: Sean Fleming <sean@k8khz.com>; Date: Mon, 7 Jun 2004 09:46:07 -0700 (PDT); Hello to all in the group. I am Sean K8KHZ. I am using 100W on 3 different antennas that are all out in my backyard. Though the trouble I am experienceing I have tried to fix myself without any luck; /archives//html/RFI/2004-06/msg00008.html (6,704 bytes)
7. Re: [RFI] TV RFI (score: 1): Author: "N6KJ" <kelly@thejohnsons.ws>; Date: Mon, 07 Jun 2004 10:07:11 -0700 (PDT); I have almost the exact same problem when running either 40M or 80M. Let me guess...the color blanks and the tv changes to "black-and-white" during keydown. I suspect that RF is getting into the colo; /archives//html/RFI/2004-06/msg00009.html (7,979 bytes)
8. Re: [RFI] TV RFI (score: 1): Author: <dgsvetan@rockwellcollins.com>; Date: Mon, 7 Jun 2004 16:59:31 -0500; Sean, A few more details might be helpful to us trying to help you. First, what are the 3 different antennas and how are they situated relative to the Emerson TV? For example, do wire antennas pass r; /archives//html/RFI/2004-06/msg00011.html (10,128 bytes)
9. [RFI] TV RFI (score: 1): Author: rrath@charter.net; Date: Sat, 26 Jan 2008 11:08:54 -0800; I am sure this topic has come up a lot, but I would like to put a different spin on it. What brand / type are you using? Does it work (does your XYL or neighbors like the results)? Would you recommen; /archives//html/RFI/2008-01/msg00055.html (7,234 bytes)
10. Re: [RFI] TV RFI (score: 1): Author: "David Robbins K1TTT" <k1ttt@arrl.net>; Date: Sat, 26 Jan 2008 19:13:31 +0000; If you have cable tv and have tvi your problem will not be solved with high pass filters or low pass filters. Your problems is most likely one of: 1. VERY poor grounding resulting in extremely high c; /archives//html/RFI/2008-01/msg00056.html (9,455 bytes)
11. Re: [RFI] TV RFI (score: 1): Author: "Dan Violette" <danki6x@earthlink.net>; Date: Sat, 26 Jan 2008 14:36:15 -0800; David knows what he is talking about. Also try to narrow down. Remove DVD, Cable box, etc. to see if problem goes away. You can feed the cable line directly into the TV and check out the analog cable; /archives//html/RFI/2008-01/msg00057.html (10,388 bytes)
12. Re: [RFI] TV RFI (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Sat, 26 Jan 2008 16:38:52 -0800; That's a VERY broad statement. Exactly WHAT is the problem? Pix? Audio? How is the TV set fed? Is it connected to an audio system or video system? As K1TTT noted, a likely cause is a pin 1 problem in; /archives//html/RFI/2008-01/msg00058.html (7,099 bytes)
13. Re: [RFI] TV RFI (score: 1): Author: Tom McDermott <tom.mcdermott4@yahoo.com>; Date: Sat, 26 Jan 2008 23:31:15 -0800 (PST); There's a lot of possibilities here - low pass filter after the amp, high pass filter in front of the TV set are the first two easy-to-try things. RF ground on your transmitter/amplifier is not likel; /archives//html/RFI/2008-01/msg00060.html (8,749 bytes)
14. Re: [RFI] TV RFI (score: 1): Author: "WA3GIN" <wa3gin@comcast.net>; Date: Sun, 27 Jan 2008 09:26:53 -0500; Reminds me of the old days when our neighborhood didn't have cable or satellite as an option for TV. I lived in a row house, 16ft wide. No city restrictions os I had a 15ft tower with a 2 el tri-band; /archives//html/RFI/2008-01/msg00061.html (11,617 bytes)
15. Re: [RFI] TV RFI (score: 1): Author: dgsvetan@rockwellcollins.com; Date: Mon, 28 Jan 2008 17:46:28 -0600; David's comment #2 is VERY important. After all, Rod admits that he got some TVI even before getting the amp. Ergo, increasing the power level with all else being equal, the present situation is not; /archives//html/RFI/2008-01/msg00063.html (12,373 bytes)
16. Re: [RFI] TV RFI (score: 1): Author: "Kelly Johnson" <n6kj.kelly@gmail.com>; Date: Mon, 28 Jan 2008 15:59:51 -0800; I would start by trying another TV in the house. I'll bet the problem only occurs on one TV. That is certainly true at my house. I have 3 TVs in my house. Two of them have NO TVI problems whatsoever; /archives//html/RFI/2008-01/msg00064.html (15,154 bytes)
17. Re: [RFI] TV RFI (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Mon, 28 Jan 2008 16:36:43 -0800; Well, sort of. But ANY antenna that is WORKING is going to put RF in your house. A better way to look at it is to say that some antenna SYSTEMS inherently put more RF there than others. :) The word "; /archives//html/RFI/2008-01/msg00065.html (10,858 bytes)
18. Re: [RFI] TV RFI (score: 1): Author: "Kelly Johnson" <n6kj.kelly@gmail.com>; Date: Mon, 28 Jan 2008 16:46:22 -0800; Did I not say "antenna system" in my original post? Why yes, I did. What was I referring to? All the same things you mentioned like transmission lines which allow RF to travel back into the shack on; /archives//html/RFI/2008-01/msg00066.html (12,193 bytes)
19. Re: [RFI] TV RFI (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Tue, 29 Jan 2008 07:54:47 +0000; * Where are those RF currents that are causing interference? * Which wires are they flowing on? * How much current is flowing? * How much difference does a choke make? A clamp-on RF current meter wil; /archives//html/RFI/2008-01/msg00071.html (10,367 bytes)
20. Re: [RFI] TV RFI (score: 1): Author: K4RO Kirk Pickering <k4ro@k4ro.net>; Date: Tue, 29 Jan 2008 03:56:30 -0600; I can testify to Ian's comments. I still have a lot to learn about WHY I have so many common mode problems, but it sure is helpful to SEE where the biggest problems actually are. I built this ridicul; /archives//html/RFI/2008-01/msg00072.html (8,136 bytes)

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