Sounds like switching power supply hash on
Stephanie WX3K
l
> On Dec 30, 2024, at 8:39 AM, thoyer1--- via RFI <rfi@contestin on g.com>
> wrote:
>
> This past fall I've been plagued with noise wiping out the lower end of 20m
> (I'm a CW op so this is a big problem). I fades off above 14.200, but I can
> still hear it.
>
>
> I can hear it on most bands but it is strongest on 20m. It is also in the MW
> band 6.5mhz seems to be a peak but its very broad banded.
>
>
>
> Switching to AM it really sounds like power line noise.
>
>
>
> Link to videos. I'm switching in / out the noise blanker a couple times in
> the video.
>
>
>
> https://drive.google.com/file/d/1i4EZkqaHAt2QaFJEnjfC8NOGUraUgy6v/view?usp=s
> haring
>
>
>
> https://drive.google.com/file/d/1Cj8n3j9_CgtK_W2GhinISpCSqwyM5dcS/view?usp=s
> haring
>
>
>
> Tom
>
> W3TA
>
>
>
>
>
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