W1VLF is in a relatively quiet neighborhood. He, too, had loud spikes every 200
kHz, which did go away when they replaced the optimizers. The inverter at his
QTH is still noisy, so he is working with the engineers there to try to find
better solutions.
-----Original Message-----
From: RFI <rfi-bounces+w1rfi=arrl.org@contesting.com> On Behalf Of Tony
Sent: Sunday, September 27, 2020 4:04 PM
To: WW3S <ww3s@zoominternet.net>
Cc: Rfi List <rfi@contesting.com>
Subject: Re: [RFI] Question Regarding Variations In Solar Panel RFI?
James:
Glad to hear that you're able to us HF again so congratulations. I'd be
interested in seeing your before and after screenshots so please feel free to
send them my way.
Thanks, Tony -K2MO
On 9/27/2020 6:25 AM, WW3S wrote:
> I tried sending before and after SDR screenshots, but the reflector rejected
> them....nearly 30db, the 200 kc optimizer spikes are gone completely.
> Remember I live in a subdivision, so it’s noisy anyway, and I have a few
> noise sources in my house. But two local ACS/ARES nets that take place on 75m
> at 9 am local time are now readable again. I never had a problem, even on the
> very weak signals until the panels were installed and running. Then, even
> moderate signals were hard to copy....after the recent work/retrofit, I now
> have my “ears” back....
>
> Sent from my iPad
>
>> On Sep 26, 2020, at 10:44 PM, Tony <73guddx@gmail.com> wrote:
>>
>> James / WW3S:
>>
>> Can you give us an idea on how effective the RFI suppression was on your
>> neighbors Solar Edge system? I'm sure the group would be interested in a
>> before and after RFI signal strength assessment as well as an overall noise
>> floor evaluation.
>>
>> 73, Tony -K2MO
>>
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