[RFI] is there any hope for a new keurig single cup coffee machine/
Dave (NK7Z)
dave at nk7z.net
Sat Jul 27 01:45:14 EDT 2024
Hi Jim,
I should have been more clear, I was talking about commercially
constructed filters... I will be adding some filters to my neighbor's
items, and want commercial ones, for liability reasons.
73, and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Volunteer Examiner
ARRL Technical Specialist, RFI
ARRL Asst. Director, NW Division, Technical Resources
I never learned from a man who agreed with me. (HeinLein)
On 7/26/24 10:03, Jim Brown wrote:
> On 7/26/2024 9:44 AM, Dave (NK7Z) wrote:
>> Any suggestions on a good AC power filter for CMC?
>
> I've published it for years, and gave Bill the advice yesterday -- the
> same thing that works for antennas. Wind turns through a 2.4-in o.od.
> #31 Fair-Rite core, using my "Cookbook" as a starting point for the
> number of turns. My advice to him was specific to 80M.
>
> Don't expect commercial line filters to work, because the noise is
> usually on the Green wire (because the Green wire is not connected to
> the chassis), which goes straight through those commercial filters.
>
> 73, Jim K9YC
>
>
>
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