- 141. Re: [RFI] MFJ 5008 ultrasonic receiver (score: 1)
- Author: Michael C Martin <mike@rfiservices.com>
- Date: Sun, 22 May 2016 16:42:00 -0400
- As long as you aren't trying to locate a specific light bulb on a pole you'll be OK! There are two things to find concerning RFI sources on a pole, that's sparking and corona. The biggest obstacle is
- /archives//html/RFI/2016-05/msg00079.html (12,165 bytes)
- 142. Re: [RFI] 15 M Noise follow up (score: 1)
- Author: Michael C Martin <mike@rfiservices.com>
- Date: Sun, 05 Jun 2016 00:18:25 -0400
- If they aren't familiar with the FCC it might work!! As soon as possible if the noise returns pay your neighbors a visit with a radio that will display the noise. that way they know the noise just ca
- /archives//html/RFI/2016-06/msg00029.html (10,186 bytes)
- 143. Re: [RFI] New RFI source for me... (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Sun, 24 Jul 2016 11:42:11 -0400
- Hello Dave, My first guess is a door bell transformer. Check out these instructions and if I can help you are welcome to call. http://www.rfiservices.com/tips.htm http://www.rfiservices.com/residence
- /archives//html/RFI/2016-07/msg00056.html (9,175 bytes)
- 144. [RFI] New RFI source for me... (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Sun, 24 Jul 2016 12:52:10 -0400
- FYI to answer a couple questions. The transformer has a metallic contact that opens when it gets hot (this is to keep it from over-heating to the point of burning). As it gets hot the gap opens and e
- /archives//html/RFI/2016-07/msg00060.html (8,552 bytes)
- 145. Re: [RFI] Power pole equipment/smart meters. (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Tue, 26 Jul 2016 10:46:26 -0400
- They can relay from meter to meter as well as from the meter to a repeater that is usually mounted to streetlight brackets utilizing the photo cells mount as a power supply access point. Michael C. M
- /archives//html/RFI/2016-07/msg00083.html (10,596 bytes)
- 146. Re: [RFI] Power pole equipment/smart meters. (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Tue, 26 Jul 2016 13:17:29 -0400
- Absolutely, noise sources or symptoms have not limitations Michael C. Martin RFI Services PO Box 411 Traceys Landing, MD 20779 240.508.3760 mike@rfiservices.com www.rfiservices.com --Original Message
- /archives//html/RFI/2016-07/msg00085.html (13,742 bytes)
- 147. Re: [RFI] Noise - where do I start? (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Sun, 25 Sep 2016 10:07:01 -0400
- That sounds like power line noise to me. More than one Michael C. Martin RFI Services PO Box 411 Traceys Landing, MD 20779 240.508.3760 mike@rfiservices.com www.rfiservices.com --Original Message-- F
- /archives//html/RFI/2016-09/msg00047.html (11,091 bytes)
- 148. Re: [RFI] what causes capacitor bank interference? (score: 1)
- Author: <mike@rfiservices.com>
- Date: Tue, 17 Jan 2017 13:57:47 -0500
- Hello guys, the cause is usually loose external hardware, not actually the caps themselves. There's allot of ground connections up there. If loose, instant noise sources. Second is the lighting arres
- /archives//html/RFI/2017-01/msg00050.html (11,404 bytes)
- 149. Re: [RFI] Lightning Grounds with Insulators in SC? (score: 1)
- Author: "Michael C Martin" <mike@rfiservices.com>
- Date: Sun, 9 Apr 2017 20:23:32 -0400
- I'm curious David, have you ever read that in an electric utilities manual or spec sheet? Bruce, did you happen to get a picture of this at that location? Michael C. Martin Providing RFI services PO
- /archives//html/RFI/2017-04/msg00002.html (9,102 bytes)
- 150. Re: [RFI] Turn off the whole house to locate noise sources? (score: 1)
- Author: "michael c martin" <mike@rfiservices.com>
- Date: Mon, 23 Oct 2017 18:09:01 -0400
- Look for RI sources while active. Use the mode that is affected to ensure it is the correct source. Changing modes and filters may make your radio more susceptible to additional noise than you origin
- /archives//html/RFI/2017-10/msg00027.html (9,025 bytes)
- 151. Re: [RFI] FCC RFI Question (score: 1)
- Author: Mike Martin <mike@rfiservices.com>
- Date: Wed, 15 Aug 2018 10:00:10 -0400
- Everyone doesn't get the same results and everyone doesn't use the same attitude and aproach. From Mike's Mobile Email Sent from BlueMail _______________________________________________ RFI mailing l
- /archives//html/RFI/2018-08/msg00018.html (13,843 bytes)
- 152. Re: [RFI] FCC RFI Question (score: 1)
- Author: Mike Martin <mike@rfiservices.com>
- Date: Wed, 15 Aug 2018 13:15:16 -0400
- Very interesting From Mike's Mobile Email Sent from BlueMail _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi
- /archives//html/RFI/2018-08/msg00020.html (16,334 bytes)
- 153. Re: [RFI] SO2R 2nd Harmonic Interference (score: 1)
- Author: Mike Martin <mike@rfiservices.com>
- Date: Sat, 29 Sep 2018 21:02:13 -0400
- Try applying the filter on the input of the charger! From Mike's Mobile Email Sent from BlueMail _______________________________________________ RFI mailing list RFI@contesting.com http://lists.conte
- /archives//html/RFI/2018-09/msg00050.html (9,533 bytes)
- 154. Re: [RFI] 160 Meter RFI (score: 1)
- Author: Mike Martin <mike@rfiservices.com>
- Date: Thu, 06 Dec 2018 10:39:13 -0500
- I totally agree with Ed. One fairly consistent rule is if the noise changes rapidly like within seconds constant changes would indicate a TV power supply. The TV power supply load changes with the de
- /archives//html/RFI/2018-12/msg00024.html (13,177 bytes)
- 155. Re: [RFI] evil rfi nextdoor (score: 1)
- Author: Mike Martin <mike@rfiservices.com>
- Date: Sun, 11 Aug 2019 07:55:50 -0400
- Rodger a couple of things I'd like to suggest is when you turn off the main make sure that you're not just reducing the amount irradiation to the level that it seems like it's gone. Sometimes turning
- /archives//html/RFI/2019-08/msg00014.html (11,345 bytes)
- 156. Re: [RFI] Solar Panel RFI Update (score: 1)
- Author: Michael Martin <mike@rfiservices.com>
- Date: Wed, 30 Oct 2019 08:40:57 -0400
- I've spent many days in Arizona hunting down RFI sources for the local power companies and many times the solar panels were to blame. I don't know of one time it was actually the cause. Last year I s
- /archives//html/RFI/2019-10/msg00033.html (10,693 bytes)
- 157. Re: [RFI] FCC Complaint Filing (score: 1)
- Author: Michael Martin <mike@rfiservices.com>
- Date: Thu, 21 Nov 2019 20:31:59 -0500
- Hey Brad I'm sorry to hear about your issue too bad it's not uncommon! I don't remember seeing or hearing about how you determined that there's lights were the issue! I'm not second-guessing you I'm
- /archives//html/RFI/2019-11/msg00044.html (9,837 bytes)
- 158. Re: [RFI] FCC Complaint Filing (score: 1)
- Author: Michael Martin <mike@rfiservices.com>
- Date: Thu, 21 Nov 2019 21:44:23 -0500
- Anyone that thinks they have a use for the ARRL should damn sure be a member. Get BlueMail for Android _______________________________________________ RFI mailing list RFI@contesting.com http://lists
- /archives//html/RFI/2019-11/msg00047.html (12,297 bytes)
- 159. Re: [RFI] FCC Complaint Filing (score: 1)
- Author: Michael Martin <mike@rfiservices.com>
- Date: Fri, 22 Nov 2019 08:58:36 -0500
- Hello Brad, Well it sounds like you've proven the cause. One of the things I like to do when approaching the owner of the offending source, is to have a radio in my hand that will display the noise.
- /archives//html/RFI/2019-11/msg00055.html (14,735 bytes)
- 160. Re: [RFI] Help finding a source (score: 1)
- Author: Michael Martin <mike@rfiservices.com>
- Date: Wed, 04 Dec 2019 17:19:10 -0700
- your noise is caused by loose hardware on the power line equipment. the three spikes you see per group represent three discharges per half cycle Get BlueMail for Android _____________________________
- /archives//html/RFI/2019-12/msg00008.html (11,698 bytes)
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