[TowerTalk] Mitsubishi interference?

Richard (Rick) Karlquist richard at karlquist.com
Thu Jul 26 13:54:53 EDT 2018


My Mitsubishi is 10 feet from a receiving loop.
No RFI has ever been observed listening on the
loop.  Case closed, regardless of the issues below.

Rick N6RK

On 7/26/2018 9:16 AM, Howard Hoyt wrote:
> Hi Jim!  You said:
> 
>>> Remember that RF is radiated by ANTENNAS, NOT transmitters, so what 
>>> matters for RFI is the relationship between the ANTENNAS and the RF 
>>> source (or victim).
>>>
>>> 73, Jim K9YC
> 
> And you being a master of the subject I am assuming you state this with 
> the assumption that the feedlines are adequately CM choked at the 
> feedpoint, and perhaps where it enters the structure as well.  Otherwise 
> RFI has the feedline as a path of ingress.
> Of course, without CM choking, the feedline IS part of the antenna so 
> your statement is correct as written!
> 
> Cheers & 73,
> Howie - WA4PSC
> 
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