[RFI] Update: Tesla's Response to Solar Panel RFI

David Eckhardt davearea51a at gmail.com
Sun Dec 22 18:54:05 EST 2019


And to make a mess of your check book.

Dave - WØLEV

On Sun, Dec 22, 2019 at 11:50 PM WW3S <ww3s at zoominternet.net> wrote:

> Lawyers are only good for other lawyers.....
>
> Sent from my iPad
>
> > On Dec 22, 2019, at 6:34 PM, Dale Johnson <dj2001x at comcast.net> wrote:
> >
> > Seems like it should go to the lawyers.  The verbiage I read here is
> lawyer stuff.  I think it’s all in the hands of lawyers.  NOT technicians.
> >
> > Anyway good luck with it.
> >
> > Dale j.
> >
> >
> >
> > On 22, Dec 2019, at 17:25, Hare, Ed W1RFI <w1rfi at arrl.org> wrote:
> >
> > JIm,
> >
> > We are in contact with Solar Edge and Tesla,  the two major players. If
> you can summarize what you previously provided, we can make  sure it gets
> into the hands of the engineers.
> >
> > Ed
> >
> >
> >
> > ________________________________
> > From: RFI <rfi-bounces at contesting.com> on behalf of Jim Brown <
> jim at audiosystemsgroup.com>
> > Sent: Tuesday, December 17, 2019 2:42 PM
> > To: rfi at contesting.com <rfi at contesting.com>
> > Subject: Re: [RFI] Update: Tesla's Response to Solar Panel RFI
> >
> >> On 12/17/2019 10:55 AM, Hare, Ed W1RFI wrote:
> >> Let me see if I can put this into perspective.
> >
> > Thanks for your detailed summary of this. I have also contributed to
> > this matter, consulting with Tefford Reed, the Solar Edge field tech who
> > was working on K2MO's neighbor's installation. By coincidence, Reed
> > lived in the SF Bay area, driving distance to me, and we met twice for
> > lunch to discuss the project.
> >
> > My contributions were to 1) educate the tech with respect to possible
> > mechanisms; 2) address installation-related factors unique to it that
> > could be affecting this particular installation; 3) wind and measure
> > more than a dozen chokes on several combinations of #31 to be applied to
> > the rooftop loop of optimizers and make specific recommendations; 4)
> > advised that the best and most cost effective solution was redesign of
> > problematic circuitry to minimize the HF noise products. One of those
> > installation-related factors was that the frame for the panels were
> > (are?) bonded to earth electrodes on the opposite side of the building
> > from the mains service, setting up a large loop for noise currents,
> > which would in turn establish a magnetic field that is strong in the
> > near field (like next door).
> >
> > A few months later, I learned from K2MO that Reed had subsequently left
> > the company, and I have no idea of the extent to which my
> > recommendations reached anyone beyond him.
> >
> > 73, Jim K9YC
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-- 

*Dave - WØLEV*
*Just Let Darwin Work*
*Just Think*


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