[RFI] Regular birdies
Gary at ka1j.com
Sun Oct 2 18:09:31 EDT 2016
Unfortunately, these birdies are not from
within this house.
I killed the power to the house, ran the
12V equipment, the K3s and P3 from a
battery and they still come out just as
strong on both the vertical and the HI-Z 8
element. There are some directions the
HI-Z kills the birdies in.
What is difficult for me to picture is,
direction-wise, they seem to have a strong
signal coming from the west but to the
west is nothing but marsh, ocean, a
peninsula, more salt water and finally an
airport a couple miles away.
Since this appears to come from a power
supply or some electronic device and most
likely close by, I'm at a loss. My nearest
neighbors aren't the type to let someone
into their house to sniff the air and I'm
not going to deal with them at this point.
What might be a workable but expensive
solution is to find a NCC-1 and use both
the 8 element HI-Z and the 3 element HI-Z
to null out the interference.
Now to see if I can find a used NCC-1 at a
The beat goes on.
> Not really sure that I'd call them birdies
> but here is a family photo of them seen on
> the P3:
> they are regular at 8.02
> 3.506.07 MHz
> I see them with both the Inv-L and the Rx
> antenna but much more pronounced on the
> They're not on all bands but I come across
> this all too often. I've looked at the
> coax connectors and all are tight. Any
> Thanks & 73,
> RFI mailing list
> RFI at contesting.com
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