Gary, you are fortunate! ALL of the CM's I've worked with take free reign
on removing "useless" components and making substitutions where cost can be
reduced. Their prime job is to take a design and drop the cost. That's
one way - primary - they make their take. You are, indeed, fortunate and
clearly not based in China!!!
Dave - WØLEV
On Fri, Nov 9, 2018 at 2:06 AM GaryK9GS <garyk9gs@wi.rr.com> wrote:
> I don't doubt that but the decision to circumvent the regulations is made
> by the customer, not the contract manufacturer.
>
> At least that's how my company operates.
>
>
>
> 73,
>
> Gary K9GS
>
> -------- Original message --------
> From: David Eckhardt <davearea51a@gmail.com>
> Date: 11/8/18 6:31 PM (GMT-06:00)
> To: garyk9gs@wi.rr.com
> Cc: dsgarnier@att.net, Rfi List <rfi@contesting.com>
> Subject: Re: [RFI] LG washer WT1501CW - EMI
>
> I've seen and witnessed it many.....many times with SMPSs from China over
> the last 15 years or so. It happens more than you might imagine. One year
> of testing as a consultant, I had to send 100% of the SMPS's back for lack
> of decoupling in either the AC or DC lines. The real estate was there for
> the components, but they were jumpered once the supply had passed
> regulatory qualifications. Very common practice!!!
>
> Dave - WØLEV
>
> On Thu, Nov 8, 2018 at 10:00 PM Gary K9GS <garyk9gs@wi.rr.com> wrote:
>
> > I work in the contract electronics manufacturing business. No reputable
> > contract manufacturer would eliminate parts from a PCBA without approve
> of
> > their customer (LG).
> >
> >
> >
> > 73,
> >
> > Gary K9GS
> >
> > -------- Original message --------
> > From: David Eckhardt <davearea51a@gmail.com>
> > Date: 11/8/18 3:39 PM (GMT-06:00)
> > To: dsgarnier@att.net
> > Cc: Rfi List <rfi@contesting.com>
> > Subject: Re: [RFI] LG washer WT1501CW - EMI
> >
> > If I had to make a somewhat cynical comment, I'll bet the contract
> > manufacturer eliminated the "simple line filter" to cut costs. After
> all,
> > the line filter adds cost and does not contribute to the performance of
> the
> > machine. Remember, home appliances are exempted from radiated and
> > conducted emissions by the FCC.
> >
> > Dave - WØLEV
> >
> > On Thu, Nov 8, 2018 at 9:36 PM David Garnier <dsgarnier@att.net> wrote:
> >
> > > Hello,
> > > Has anyone gotten factory EMI support for LG's WT1501CW washer??I am
> > > curious if any others have gotten factory support for this problem.
> > > I have started a conversation with LG support line, we will seeif this
> > > goes anywhere. Their customer information line didn't havea clue, has
> > > anyone else complained?
> > >
> > > This machine impressively wipes out 80 and 40 meters with it's
> > > variable motor control electronics. I don't want to look at 160
> meters.
> > > The factory service manual shows an simple internal line filter but at
> > > my QTH it's not doing much good.
> > > https://drive.google.com/file/d/0B-i5KqMA2RZwcHktSWk1SW5tNEU/view
> > > I have inserted a short AC jumper line-cord (with line filter andcommon
> > > mode FB) between the washer and the 120 outlet and
> > > this greatly greatly reduces 80 and 40 meters interference...
> > > I'm using a Schaffner FN-660-20/10 line filter an Fair-rite 264380302
> > > FB on the cord end, about 7 turns around the core.I can send a picture
> if
> > > this would help anyone else.
> > >
> > > 73's
> > > Dave - wb9own
> > > _______________________________________________
> > > RFI mailing list
> > > RFI@contesting.com
> > > http://lists.contesting.com/mailman/listinfo/rfi
> > >
> >
> >
> > --
> >
> > *Dave - WØLEV*
> > *Just Let Darwin Work*
> > *Just Think*
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com
> > http://lists.contesting.com/mailman/listinfo/rfi
> >
>
>
> --
>
> *Dave - WØLEV*
> *Just Let Darwin Work*
> *Just Think*
> _______________________________________________
> RFI mailing list
> RFI@contesting.com
> http://lists.contesting.com/mailman/listinfo/rfi
>
--
*Dave - WØLEV*
*Just Let Darwin Work*
*Just Think*
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