[RFI] 8-KHZ-spaced low frequency RFI

Jim Brown jim at audiosystemsgroup.com
Tue Oct 23 12:35:46 EDT 2012

That suggests the source is something running from a well controlled 
clock that isn't dithered.  Perhaps a Plasma TV?  I'm guessing.

73, Jim K9YC

On 10/23/2012 6:27 AM, Pete Smith N4ZR wrote:
> I'm seeing very crisp, clean 8-KHz-spaced RFI spikes on 160 and 80 
> meters (on HDSDR).  Because it is clean and does not appear to drift 
> noticeably, I'm inclined to rule out switching power supplies.  Any 
> ideas what else it might be, to simplify my search?

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