We had a problem with a new Kitch Aid frig. RFI throughout HF to 14 MHz.
A hefty common mode choke "mostly" fixed the problem.
Remember, home appliances are specifically excluded from any obligation to
FCC requirements.
Dave - WØLEV
On Wed, Sep 29, 2021 at 7:10 PM Mike Wetzel <mjwetzel@comcast.net> wrote:
> My neighbor's LG refrigerator is radiating RFI on 28MHz and Don (WD8DSB)
> temporarily hooked up a Corcom filter and a cord wrapped around a #31
> torroid core that eliminated the interference. I tried contacting LG with
> no success asking them to provide a filter for the refrigerator.
>
>
>
> Don came up with this APC unit AV C Type 2 see here:
> https://www.google.com/search?q=apc+av+c+type+2
> <
> https://www.google.com/search?q=apc+av+c+type+2&ie=utf-8&oe=utf-8&client=ub
> untu&channel=fs
> <https://www.google.com/search?q=apc+av+c+type+2&ie=utf-8&oe=utf-8&client=ubuntu&channel=fs>>
> &ie=utf-8&oe=utf-8&client=ubuntu&channel=fs
>
>
>
> It says it has 55db EMI suppression. I can add a core to a line cord.
>
>
>
> It seems like a lot of places have the raw filters (Corcom) but they are
> not
> available in a package that would be neighbor friendly and instill
> confidence.
>
>
>
> Does anyone have any other suppliers of a packaged EMI filter?
>
>
>
> Mike Martin suggested this could be a nice business opportunity if one was
> to produce such a unit (filter and core).
>
>
>
> Thanks,
>
>
>
> Mike W9RE
>
>
>
> _______________________________________________
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> http://lists.contesting.com/mailman/listinfo/rfi
>
--
*Dave - WØLEV*
*Just Let Darwin Work*
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