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1. [RFI] From: [irca] Strange RFI (score: 1): Author: Facility 406 <facility_406@bruteforcedevelopment.com>; Date: Tue, 14 Nov 2023 08:55:39 -0800; Received the following message through another forum this morning. Peculiar RFI I've not seen, or heard before. Ideas? Original poster email address is: mark@spacetubes.com Original message below: Wo; /archives//html/RFI/2023-11/msg00091.html (7,381 bytes)
2. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: "Dave (NK7Z)" <dave@nk7z.net>; Date: Tue, 14 Nov 2023 09:14:07 -0800; I have seen something like that here as well... You will need to gather a lot more info, and do some hunting... See: https://www.nk7z.net/sdr-rfi-survey-p1/ This will help you define the schedule the; /archives//html/RFI/2023-11/msg00092.html (9,506 bytes)
3. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: AA5CT via RFI <rfi@contesting.com>; Date: Tue, 14 Nov 2023 17:28:54 +0000 (UTC); Anybody do the calculation/measurement on what the inter-spike frequency is? Looks like the switching frequency of a switching power supply. Could be anything today, including an EV charger perhaps b; /archives//html/RFI/2023-11/msg00093.html (8,387 bytes)
4. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Tue, 14 Nov 2023 12:01:20 -0800; It's clearly electronically generated noise, some sort of power control electronics with a stable clock, not frequency modulated. 73, Jim K9YC _______________________________________________ RFI mail; /archives//html/RFI/2023-11/msg00094.html (7,400 bytes)
5. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: Don Kirk <wd8dsb@gmail.com>; Date: Tue, 14 Nov 2023 20:22:49 -0500; Hi Mark, Great advice from others on here and I was not going to respond to your post but I finally broke down, so here goes. About 10 years ago I experienced RFI from a VFD (variable frequency drive; /archives//html/RFI/2023-11/msg00095.html (10,076 bytes)
6. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Tue, 14 Nov 2023 22:17:19 -0800; More great advice! 73, Jim K9YC On 11/14/2023 5:22 PM, Don Kirk wrote: I would first document the on and off schedule/behavior of this RFI (including possible weather dependency) as others have menti; /archives//html/RFI/2023-11/msg00096.html (8,108 bytes)
7. Re: [RFI] From: [irca] Strange RFI (score: 1): Author: Facility 406 <facility_406@bruteforcedevelopment.com>; Date: Wed, 15 Nov 2023 09:17:39 -0800; More great advice! Hope everyone is CCing: mark@spacetubes.com Kurt _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rf; /archives//html/RFI/2023-11/msg00097.html (7,503 bytes)

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