How about using some 2.5 millhenry chokes on the AC power to the board.
On Fri, May 22, 2020, 12:42 Randy Diddel <k5rhd.73@gmail.com> wrote:
>
>
>
> Hello all,
>
> Bad news. The tech come out and replaced the system board right behind the
> control panel. There was no change. The tech called the Samsung Repair Tech
> hotline while he was still here. The representative he talked to DID know
> of the issue and stated that there is no fix. I asked my tech to escalate
> the issue further. This was yesterday so there is no word yet.
>
> I did look at the board and it is wide open and there is no sign or any
> shielding at all on the board or in the space inside where it sits. I
> guess I wait for any word of what is next.
>
> At this point, I am not sure what else to do. I will try ferrets but I
> feel like this is a bandaid and the issue deserves more attention.
>
> I will report back once I hear from Samsung again.
>
> 73
>
> K5RHD
>
> /randy
>
>
>
>
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>
>
>
>
>
> This actually good news! Keep up the reports!
>
> Kim N5OP
>
> "People that make music together cannot be enemies, at least as long as
> the music lasts." -- Paul Hindemith
>
> > On May 14, 2020, at 2:32 PM, Dave Cole <dave@nk7z.net <mailto:
> dave@nk7z.net>> wrote:
> >
> > ?Thanks for sharing this info...
> >
> > 73, and thanks,
> > Dave (NK7Z)
> > https://www.nk7z.net <https://www.nk7z.net/>
> > ARRL Volunteer Examiner
> > ARRL Technical Specialist
> > ARRL Asst. Director, NW Division, Technical Resources
> >
> >> On 5/14/20 10:51 AM, Randy Diddel wrote:
> >> Just an update. I reached out to file a support ticket with Samsung and
> they dispatched a repair tech to our home to see the issue first hand. I
> was able to easily reproduce the issue for him. He has been in the business
> for over 10 years and never has seen anything like this.
> >> We pulled the stove out and we dragged an extension cord to another
> circuit to see if it made any difference. SPOILER: it didn?t-if anything it
> got worse with a longer power cord since we lengthened the antenna of the
> stove?.but I humored him. He also checked to make sure the outlet was
> properly grounded (it was).
> >> The tech has ordered a new main board under warranty and will be back
> next week to install it. I have little faith that this is the issue but I
> am willing to work through their troubleshooting process. I work in IT and
> understand the progression so I am patient.
> >> I will share more as we work through this issue.
> >> 73
> >> K5RHD
> >> /randy
> >>>
> >>> Message: 1
> >>> Date: Wed, 6 May 2020 15:32:36 -0500
> >>> From: "Lloyd - N9LB" <lloydberg@tds.net <mailto:lloydberg@tds.net>>
> >>> To: "'Hare, Ed W1RFI'" <w1rfi@arrl.org <mailto:w1rfi@arrl.org>>, <
> rfi@contesting.com <mailto:rfi@contesting.com>>
> >>> Subject: Re: [RFI] Samsung oven RFI update
> >>> Message-ID: <000d01d623e5$7b020060$71060120$@tds.net <mailto:
> 000d01d623e5$7b020060$71060120$@tds.net>>
> >>> Content-Type: text/plain; charset="us-ascii"
> >>>
> >>> Would alerting Underwriters Laboratories "UL" have any value?
> >>>
> >>> -----Original Message-----
> >>> From: RFI [mailto:rfi-bounces+lloydberg=tds.net@contesting.com
> <mailto:rfi-bounces+lloydberg=tds.net@contesting.com>] On Behalf Of
> >>> Hare, Ed W1RFI
> >>> Sent: Wednesday, May 06, 2020 12:08 PM
> >>> To: Dave Cole <dave@nk7z.net <mailto:dave@nk7z.net>>;
> rfi@contesting.com <mailto:rfi@contesting.com>
> >>> Subject: Re: [RFI] Samsung oven RFI update
> >>>
> >>> I do know that Paul Cianciolo has worked with a few hams on this
> issue. I am
> >>> not sure if he made any headway on it with Samsung, but I will see him
> later
> >>> this week and I can ask. He reads most of the posts here, but doesn't
> have
> >>> time to respond to all of them.
> >>>
> >>> I am not a lawyer either, but from an FCC perspective, hams are
> responsible
> >>> only for interferece caused by spurious emissions and out-of-band
> emissions
> >>> from their transmitters. That's not to say that a neighbor would not
> >>> initiate a lawsuit. On the ARRL web page can be found information on
> >>> federal pre-emption of state and local RFI issues, which could incude
> civil
> >>> suit, but the nuances of law are such that a ham involved in that kind
> of
> >>> dispute is going to need an attorney.
> >>>
> >>> Under US law, there are no federal requirements for immunity, so the
> >>> manufacturer is off the fedreal hook from an FCC perspective. There
> may be
> >>> other federal requirements for appliance safety, though. Either way,
> they,
> >>> too, would be on the hook for possible civil action should a fire
> result
> >>> from the use of their product under any circumstances although federal
> >>> pre-emption could apply there too. Again, more work for the attornies.
> >>>
> >>> I do know that when Eaton was made aware that some of their AFCI
> breakers
> >>> were tripping due to RF, they were very interested and put two
> engineeers on
> >>> a plane from the west coast to witness ARRL's testing. We accomodated
> them,
> >>> of course. So manufacturers can be very interested in anything related
> to
> >>> the safe use of their products.
> >>>
> >>> Ed Hare, not an attorney, nor do I play one on TV.
> >>>
> >>> ________________________________
> >>> From: RFI <rfi-bounces+w1rfi=arrl.org@contesting.com <mailto:
> rfi-bounces+w1rfi=arrl.org@contesting.com>> on behalf of Dave Cole
> >>> <dave@nk7z.net <mailto:dave@nk7z.net>>
> >>> Sent: Wednesday, May 6, 2020 12:03 PM
> >>> To: rfi@contesting.com <mailto:rfi@contesting.com> <rfi@contesting.com
> <mailto:rfi@contesting.com>>
> >>> Subject: Re: [RFI] Samsung oven RFI update
> >>>
> >>> You might compose a short note to them, letting them know of the safety
> >>> issue, and your fear of a fire as a result of their failure to
> sufficiently
> >>> deal with the RFI issues they clearly have.
> >>>
> >>> At a minimum, take copious notes, with everyone's name and
> times/dates, and
> >>> what was discussed.
> >>>
> >>> The problem is, if I understand the rules correctly, YOU as the owner
> are
> >>> responsible, and must accept all interference caused to your device.
> >>>
> >>> Maybe Ed H could chime in here, and help clarify that a bit. I am not a
> >>> lawyer, and not exposed to this as much as Ed is...
> >>>
> >>> --
> >>> 73, and thanks,
> >>> Dave (NK7Z)
> >>> https://www.nk7z.net <https://www.nk7z.net/>
> >>> ARRL Volunteer Examiner
> >>> ARRL Technical Specialist
> >>> ARRL Asst. Director, NW Division, Technical Resources
> >>>
> >>> On 5/6/20 8:37 AM, EDWARDS, EDDIE J via RFI wrote:
> >>>> I suggest you don't tell them about how you lock it as a work around
> >>> solution. Because there may be some other RF out there that could
> trigger
> >>> it too! Ask them to fix the "susceptibility to RF signals" so that
> this
> >>> never happens unexpectedly like when you're not home.
> >>>>
> >>>> This is a fire safety issue the manufacturer must fix or else replace
> with
> >>> a new unit that is not "susceptible" to wireless signals as RF signals
> are
> >>> everywhere and that's getting worse every day.
> >>>>
> >>>> 73, de ed -K0iL
> >>>>
> >>>> -----Original Message-----
> >>>> From: RFI <rfi-bounces+eedwards=oppd.com@contesting.com <mailto:
> rfi-bounces+eedwards=oppd.com@contesting.com>> On Behalf Of
> >>>> Randy Diddel
> >>>> Sent: Wednesday, May 6, 2020 9:32 AM
> >>>> To: rfi@contesting.com <mailto:rfi@contesting.com>
> >>>> Subject: Re: [RFI] Samsung oven RFI update
> >>>>
> >>>> I reached out to Samsung and logged a trouble ticket with them. The
> >>> Chatbot/person on the other end had no idea what Amateur/Ham Radio was
> nor
> >>> what RFI was either. After explaining it to him he repeated his
> summary of
> >>> what he thought my issue was, "So your oven is getting too hot?"
> >>>>
> >>>> A local repair company is going to come out and take a look. I at
> least
> >>> have a ticket number for the incident logged with Samsung but zero
> >>> confidence that they understand what the issue is or that they will be
> >>> willing to do anything about it.
> >>>>
> >>>> The oven is new and under warranty but, well beyond the return date
> from
> >>> Lowe's.
> >>>>
> >>>> I continue to lock the oven from the panel and it does unlock
> >>> occasionally. New behavior is that once locked, after I am done with
> >>> operating on 40M, the panel is completely non-responsive and I have to
> pull
> >>> the oven out and unplug the power to it and then plug it back in.
> >>>>
> >>>> I am going to order up some ferrite and try what others have done as
> well
> >>> and just live with it. The XYL is not interested in trying another
> brand-she
> >>> likes the continuity of the kitchen appliances all being the same
> brand and
> >>> finish.
> >>>>
> >>>> 73
> >>>>
> >>>> K5RHD
> >>>>
> >>>> /randy
> >>>>
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