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21. Re: [RFI] A `Time Bomb' Sits Atop Utility Poles (score: 1): Author: <mike@rfiservices.com>; Date: Wed, 14 Sep 2005 11:05:23 -0400; The porcelain problem is caused by the expansion and contraction of the steel inside the porcelain. When it contracts their is a void between the steel and porcelain. When it expands the porcelain is; /archives//html/RFI/2005-09/msg00021.html (7,673 bytes)
22. Re: [RFI] A `Time Bomb' Sits Atop Utility Poles (score: 1): Author: "mike@RFI Services" <mike@rfiservices.com>; Date: Wed, 14 Sep 2005 12:55:07 -0400; I think the rate of failure in the Chance product is due to the higher sales volume. If you sell more you would have more failures. In Maryland as well as many other areas, I've called today, there a; /archives//html/RFI/2005-09/msg00026.html (7,704 bytes)
23. Re: [RFI] A `Time Bomb' Sits Atop Utility Poles (score: 1): Author: "mike@RFI Services" <mike@rfiservices.com>; Date: Wed, 14 Sep 2005 16:17:39 -0400; It is unlikely to be a noise source. In 27 years of power line noise the only cutout problems I've located had nothing to do with the porcelain. Michael C Martin RFI Services 6469 Old Solomons Island; /archives//html/RFI/2005-09/msg00029.html (7,965 bytes)
24. Re: [RFI] Can Fluorescent bulbs cause RFI problems? (score: 1): Author: "Mike Martin" <mike@rfiservices.com>; Date: Mon, 26 Sep 2005 14:07:41 -0400; Hi Scott and all, Medium base fluorescent lights have come a long way over the past 15 years. However beware. They may or may not cause you RI problems when new but may after aged. RFI is the lesser; /archives//html/RFI/2005-09/msg00054.html (8,768 bytes)
25. Re: [RFI] RFI Detector (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Mon, 3 Oct 2005 21:19:24 -0400; Very well put Frank. Don't give up on the FCC though. Many times your local FCC rep. doesn't understand the FCC's responsibility. That should be hard to believe. Best wishes to all, Michael C Martin; /archives//html/RFI/2005-10/msg00010.html (16,180 bytes)
26. Re: [RFI] DSL RF pulsing centered at 20.5 MHz (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Thu, 24 Nov 2005 21:50:49 -0500; Hi Jim, Visit the neighbor you suspect as containing the source. When you approach his door, have the offending RI active on a small portable radio, just loud enough to be heard. Tell him that you ha; /archives//html/RFI/2005-11/msg00007.html (7,995 bytes)
27. Re: [RFI] Electric company problem (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sat, 10 Dec 2005 13:39:38 -0500; Hi Mike, Stu is correct in saying the added height isn't likely to improve the noise level. It may enable you to hear noises you can't hear now. The response you got from the power company rep, if he; /archives//html/RFI/2005-12/msg00024.html (8,122 bytes)
28. Re: [RFI] Electric company problem (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sat, 10 Dec 2005 15:38:10 -0500; Thanks Ed, Ed took a few things into concideration that I failed to. The case of Transmission work is a valid point. I assumed that it was during the Power companies first call that the good news was; /archives//html/RFI/2005-12/msg00028.html (8,071 bytes)
29. Re: [RFI] Electric company problem (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sat, 10 Dec 2005 18:59:31 -0500; Two Months ago I was hired by a power company to assist a ham with his power line noise. I made an appt. with the ham for 8am. He explained he wanted me there at 8 and it would only take a minute bec; /archives//html/RFI/2005-12/msg00033.html (10,216 bytes)
30. Re: [RFI] Electric company problem (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sat, 10 Dec 2005 20:21:31 -0500; It would have been better said that you use to hit poles. The fact as you said "ready to let go any minute anyway" is the reason not to hit poles. Read the previous input made a few minutes ago. It's; /archives//html/RFI/2005-12/msg00036.html (8,835 bytes)
31. Re: [RFI] Electric company problem (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sun, 11 Dec 2005 06:40:39 -0500; Hi Mike that's much better. The noise is a pattern !!!!! !!!!! and is no doubt power line. Each group represents 120hz of the positive or negative half of the cycle. In your case every other group is; /archives//html/RFI/2005-12/msg00042.html (9,993 bytes)
32. Re: [RFI] blocking RFID signals (score: 1): Author: <mike@rfiservices.com>; Date: Thu, 29 Dec 2005 15:38:12 -0500; Good points Jim. Lining the bags with foil to foil the system. Leave it to the thieves. Such a waste. Mike Martin RFI Services 6469 Old Solomon's Island Road Tracy's Landing,MD 20779 240-508-3760 mik; /archives//html/RFI/2005-12/msg00083.html (6,522 bytes)
33. Re: [RFI] Noise Help (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Mon, 24 Apr 2006 20:35:46 -0400; Tune to a clear frequancy and use am- wide if possible. Check out the attachments I sent earlier. They'll help you solve the problem. If I can assist you're welcome to call. Best wishes, Michael C Ma; /archives//html/RFI/2006-04/msg00018.html (9,199 bytes)
34. Re: [RFI] Touch Lamps (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Mon, 24 Apr 2006 20:27:43 -0400; There are many things that sound like touch control lamps. Use the attached link and print the instructions for you as well as the neighbors. Approach them with a radio in hand, am broadcast band pre; /archives//html/RFI/2006-04/msg00019.html (8,089 bytes)
35. Re: [RFI] Power line Noise (score: 1): Author: "RFI Services" <mike@rfiservices.com>; Date: Wed, 7 Jun 2006 13:50:38 -0400; A Power line noise source will remain at a particular level. The level of the source is determined by the actual hardware causing the arc and it's proximity to the voltage and neutral conductors that; /archives//html/RFI/2006-06/msg00008.html (8,940 bytes)
36. Re: [RFI] Power line Noise (score: 1): Author: "RFI Services" <mike@rfiservices.com>; Date: Wed, 7 Jun 2006 19:17:14 -0400; Hi Jim and everyone, RFI sources vary due to wind, rain, slight humidity and every other type of weather condition. Humidity can short the gap containing the arc as well as swell the wood constructio; /archives//html/RFI/2006-06/msg00010.html (8,779 bytes)
37. Re: [RFI] Power line Noise (score: 1): Author: "RFI Services" <mike@rfiservices.com>; Date: Thu, 8 Jun 2006 18:46:34 -0400; Thanks to Alan, a graduate of Marv & Mike's RFI Services workshop. I think I forgot that important point concerning signal level changes. Power Line noise is no different from other RF signals in tha; /archives//html/RFI/2006-06/msg00020.html (7,930 bytes)
38. Re: [RFI] FCC Clamps Down on Power Line QRN (score: 1): Author: "RFI Services" <mike@rfiservices.com>; Date: Thu, 8 Jun 2006 20:15:33 -0400; FYI Remember, it must start somewhere. Half empty or half full? http://www.fcc.gov/eb/FieldNotices/2003/DOC-265672A1.html http://www.fcc.gov/eb/FieldNotices/2003/DOC-265671A1.html This will soon be p; /archives//html/RFI/2006-06/msg00023.html (8,548 bytes)
39. Re: [RFI] grounding your ham equipment (score: 1): Author: "Mike at RFI Services" <mike@rfiservices.com>; Date: Sat, 29 Jul 2006 17:55:05 -0400; I hope you guys don't mind this story. I know it's true. If you don't believe me you can ask my Papa. I was 1970, I was 11 years old and visiting my grandfather(Papa) on his small cattle farm in Mary; /archives//html/RFI/2006-07/msg00015.html (10,331 bytes)
40. [RFI] Near 138kV Transmission Lines, To buy or not to buy... (score: 1): Author: "RFI Services" <mike@rfiservices.com>; Date: Mon, 14 Aug 2006 20:46:47 -0400; It's wise to consider the noise level potential, however the only way to know is to monitor the noise on the various bands you work and at various times of day and night. It would also be advisable t; /archives//html/RFI/2006-08/msg00046.html (10,096 bytes)

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