[RFI] Solar panel RFI

Michael Aust wb6dji_dx at icloud.com
Fri Feb 18 14:47:06 EST 2022


Jim
  Here an explanation of CM filtering

https://youtu.be/cxPAGWTiNSc

73
Mike WB6DJI 

Sent from my iPhone

> On Feb 18, 2022, at 10:38 AM, Jim Brown <jim at audiosystemsgroup.com> wrote:
> 
> One problem is that what EMC regs call common mode is not what WE call common mode. What radiates is what WE call it, and most of that is on the green wire, which sails right past line filters. And it's on the green wire because of improper termination of the green wire inside the equipment -- the power equivalent of "the Pin One Problem."
> 
> 73, Jim K9YC
> 
>> On 2/18/2022 10:09 AM, Michael Aust via RFI wrote:
>> Wish there was both CM and Non CM
>> Filtering to clean up these systems
>> Seems most try Common mode and
>> with most multiple inverters and load
>> shifting imbalances RFI CM only filtering
>> would not be the total solution
>> A more RFI-EMI approach would seem better
>> ( CorCom,etc) but it may be more costly and
>> harder to install
> 
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