[RFI] FCC RFI Question

Mike Martin mike at rfiservices.com
Wed Aug 15 10:00:10 EDT 2018


Everyone doesn't get the same results and everyone doesn't use the same attitude and aproach.

⁣From Mike's Mobile Email

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On Aug 15, 2018, 8:00 AM, at 8:00 AM, "Dave Cole (NK7Z)" <dave at nk7z.net> wrote:
>Dale,
>
>That has not been my observation.  The FCC has responded, and corrected
>
>at least one issue over the past few years, and are currently working
>to 
>correct an existing issue today!  All without telling me to work it out
>
>with the neighbor.  Which by the way is the best way if you can do
>that.
>
>Several years ago I had a very bad RFI issue and the neighbor was not 
>willing to correct it, as he had sheet rocked a wall wart into a wall. 
>The FCC letter got prompt action, and the issue was corrected.
>
>I am having a RFI event now, and worked that event through the ARRL to 
>get get it submitted to the FCC.  The operator of the device has not 
>taken the offer of free filters, nor solved the RFI as of yet, so the 
>FCC was added to the mix.
>
>It is my understanding the FCC has sent the first letter, and are 
>getting ready, or have already sent the second letter.  I am in direct 
>contact with Laura Smith, and she has indicated that if the RFI 
>continues the FCC will continue along corrective lines.  I am happy
>with 
>this response, and will wait for things to take their course.
>
>Again, slow, steady, and making sure you cross every "t", and dot every
>
>"i" seems to work for me.  So far...
>
>Solving RFI just takes lots of time...
>
>Over the past 7 years I have had 4 or 5 horticultural lighting issues, 
>and in all cases but the current one, I was able to work the issue out 
>between myself and the owner of the RFI generating device.  In each
>case 
>it took months to solve.  Most of that time is in documentation.  Once 
>the owner was contacted the issue ended, or I gave them filters, and it
>
>ended.  All with no FCC assistance.  But when I needed it, the FCC 
>assistance has been there!  Hopefully the FCC will follow up if the RFI
>
>continues...
>
>73s and thanks,
>Dave (NK7Z/NNR0DC)
>https://www.nk7z.net
>ARRL Technical Specialist
>
>On 08/15/2018 12:14 AM, Dale Johnson wrote:
>> If you make a complaint to the FCC they will tell you to work with
>your neighbor to resolve the problem.  In other words you are on your
>own.
>> 
>> With the unfettered RFI, radio will die a slow death as the RFI
>becomes worse, that is unless you live far away from neighbors.
>> 
>> Dale, k9vuj
>> 
>> 
>> On 14, Aug 2018, at 20:20, Tony <dxdx at optonline.net> wrote:
>> 
>> All:
>> 
>> I was wondering how the FCC measures the level of RFI emanating from
>a distant device to determine whether it's above or below FCC
>limitations?
>> 
>> The reason I ask is that the RFI emanating from the device might meet
>a certain criteria when measured some number of feet from the unit, but
>the bottom line for the ham is whether the noise is still heard on his
>or her receiver.
>> 
>> That brings up the question of whether or not the FCC deems a certain
>level of RFI as "acceptiable"? My neighbors solar panels generate RFI
>ranging from S-5 to S-9 throughout the day and even at lower levels,
>the noise makes S-9 signals difficult to copy.
>> 
>> This video demonstrates how intrusive it can be at S-5 levels:
>https://www.youtube.com/watch?v=yc4uMkWYYBc
>> 
>> Tony -K2MO
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