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Re: [RFI] Interesting case of RFI

To: Don Kirk <wd8dsb@gmail.com>
Subject: Re: [RFI] Interesting case of RFI
From: Christopher Wawak <kc2ieb@wawak.org>
Date: Tue, 20 Apr 2021 11:07:40 -0400
List-post: <mailto:rfi@contesting.com>
Hi - would you be able to share the gist of the note, please? As someone
who's just learning, I find it helpful to see all the tools that work, not
just the fancy ones that make sparks! :)

On Tue, Apr 20, 2021 at 8:42 AM Don Kirk <wd8dsb@gmail.com> wrote:

> Two weekends ago I tracked down some RFI that was very strong at the QTH of
> Justin (KD9PLD), and thought I would share a link to my unlisted youtube
> video that documents the case for those interested.  Normally I keep my
> videos to about 2 or 3 minutes in length and apologize that this video is
> over 7 minutes in length but this was somewhat of an unusual case and it
> was raining which did not help.  Justin reported that this RFI started up
> every morning and ran continuously until evening (example: 9 am until 9
> pm).  I actually was able to catch it when it started up.  Jump to the 6:50
> point in the video if you just want to see what the signal looked like on
> both 40 and 30 meters while sitting in Justin's driveway.  The home I
> identified as the suspect home was located 700 feet North of Justin's home.
>
> Youtube Video Link: https://youtu.be/aOBD4xYtUWE
>
> What's interesting about this case is that Justin left the suspect
> homeowner a very nice note last week which included a link to my youtube
> video, and the RFI stopped the very next day and has not appeared since.
> The homeowner never contacted Justin even though Justin asked him to please
> call.  We certainly would like to know what device was causing the RFI (we
> have our suspicions, but I never like to guess) but more importantly we
> would like to know that the RFI will not reappear, but for the moment we
> are happy that it's not present.  Justin does not know the homeowner but
> maybe someday they will meet when both are outdoors so they can talk about
> the situation in more detail, etc.
>
> Just FYI,
> Don (wd8dsb)
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