[Elecraft] OT P3 video of RFI, ideas?

Bill Hammond wham727 at aol.com
Fri Jul 5 12:29:07 EDT 2013


This is a bit off topic but perhaps other P3 users on this reflector have encountered this RFI and have some idea where it comes from and perhaps a remedy?  There must be a couple of thousand P3 users on this reflector.
The below is a recording and includes sound of this nasty bit of pulsating RF. 

Video recording: 

http://www.flickr.com/photos/ak5x/9214448105/

It is not always there.  When it is there in the 20-meter band there are siblings almost as strong at the following frequencies:

13.975

14.032-the recording

14.126

14.220

14.282

14.469

In addition, there are less strong signals that follow the pulsation; one is visible on the recording at 14000 (far left on the P3). They are also in the 17 meter band. They are not in the 15 meter band or above.

I have pulled the big switch and it is still there on battery power.  My suspension is a neighbor with plasma television.  Is this what plasma TV looks like?  It is directional in nature and the strongest signal comes from a 40-degree heading, roughly Europe from my location, or to a cluster of homes to my northeast. 

73, Bill AK5X

Bill Hammond
wham727 at aol.com
Bill Hammond-AK5X
ak5x at mac.com
ak5x at sbcglobal.net
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