Why? No way drill into roof.
On Thu, Dec 16, 2021, 12:31 AM Tony <73guddx@gmail.com> wrote:
> Ken:
>
> I know of several hams who are experiencing RFI caused by Generac home
> solar. In each case, the interference turned out to be emanating from a
> neighbors installation. In one particular case, Mark N1UK, experienced
> RFI from a neighbors system located 400 feet from his home. His neighbor
> had the system installed mid-summer I believe and I don't know if the
> issue was resolved. You can find Mark's contact info on QRZ.
>
> Most home solar systems share like-components so they all have the
> potential to cause RFI regardless of the brand. At least one company
> specifically warns against installing solar panel systems near ham radio
> installations and that's SolarEdge. The quote below was taken from a
> SolarEdge document titled: "Installing a SolarEdge System near an
> Amateur Radio System".
>
> It says in part:
>
> "/due to the afore-mentioned factors and to the higher sensitivity and
> physical layout of HAM radio equipment, we have seen in the past
> installations where the noise level measured by HAM radio operators was
> above the urban ambient noise especially, in the 6M band and lower
> frequencies, while having a much lower noise level on the 2M band.
> *Therefore we do not recommend the installation of SolarEdge systems at
> sites where HAM radio equipment is installed. *
> /
> /
> /
> For what it's worth, I contacted Generac on N1UK's behalf and the gist
> of the conversation was that their equipment meets all FCC requirements
> which is the standard answer you'll get from most if not all solar
> equipment manufacturers. I'm sure you'll get the same answer if you ask
> your Generac salesmen about RFI.
>
> Best of luck,
>
> Tony -K2MO/
> /
> /
> /
>
>
>
>
>
>
>
> On 12/16/2021 12:06 AM, Ken Bandy, KJ9B wrote:
> > Hi all. I am contemplating having a “PowerHome Solar” power system
> > installed at my house, and am a little concerned about possible RF noise
> > generation from the system. This system uses a Generac controller. Does
> > anyone have any experience with a system using a Generac controller? I
> know
> > early inverters were often RF noisy, but I’m hoping that the later models
> > have addressed noise generation.
> >
> > Any input is appreciated.
> >
> > 73,
> > Ken, KJ9B
> >
> >
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