[RFI] is there any hope for a new keurig single cup coffee machine/

Dave (NK7Z) dave at nk7z.net
Sat Jul 27 08:55:55 EDT 2024


Hi,
I know, I was hoping there was a filter available that might work for 
this sort of thing...  Alas...  It looks like no...

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 23:11, Jim Brown wrote:
> On 7/26/2024 10:45 PM, Dave (NK7Z) wrote:
>> 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.
> 
> But as Dave correctly observed, a conventional commercial filter won't 
> work unless you can bond the chassis of the filter to the chassis of the 
> product. That can be pretty invasive for many user devices.
> 
> If you think about it, winding turns of the line cord around a ferrite 
> core is about as non-invasive as you can get. The only thing less 
> invasive is doing nothing. :)
> 
> 73, Jim K9YC
> 
> 
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