[RFI] Refrigerator RFI

[David Eckhardt]

Yes, the interactive display which is at the top and internally mounted in
our "new" Kitchen Aid frig/freezer screams with RFI.  I don't even need to
invoke the preamp in the TinySA to easily detect it.

Dave - WØLEV

On Fri, Sep 8, 2023 at 4:15 PM Paul Christensen via RFI <rfi at contesting.com>
wrote:

> In my case, a recent LG model, low-level switching spurs are radiating from
> the door's multifunction display and diminish to nothing at the AC power
> cord.  I used a portable SDR transceiver with a panoramic display to
> localize the spurs to the display board.
>
>
>
> The spurs are near the noise floor on most bands.  Complete spur
> elimination
> would require digging inside the area of the display for a ferrite fix.
> For
> several reasons, I'm not too keen on that.
>
>
>
> My point being - there may be more than one kind of RFI/EMI source being
> emitted from an appliance.
>
>
>
> Paul, W9AC
>
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-- 

*Dave - WØLEV*