Electric fence?
Paul
W3PLP
Sent from my iPhone 6 plus
> On Jul 24, 2016, at 10:40 AM, Dave Cole <dave@nk7z.net> wrote:
>
> Hi,
>
> I have had a new RFI source pop up here in the past few days... It
> appears to be on a timer, running at night, but does not sound like a
> lighting system I am familiar with. It starts about 8:30 PM, and ends
> at about 8 AM the next morning. It is quite odd from my prespective, in
> that I have never heard one like this before...
>
> Audio is here:
> http://nk7z.net/wp-content/uploads/2016/07/2016-Jul-24-14-13-38.mp3
>
> Anyone ever hear something like this?
>
> It appears to cover 1.7 MHz., to about 4.00 Mhz, and I swear, it rolls
> off to protect the AM band. It reminds me of one of the Ethernet over
> power line devices when I look at it with a Spectrum Analyzer. The
> signal looks to be rolled off starting at 1.7 MHz., and gone by 1.6 MHz.
>
> Anyway, any suggestions as to what it might be would be helpful to me in
> locating it. My mobile antenna is under repair at this time, so I am
> doing my homework prior to a locate run.
>
> --
> 73's, and thanks,
> Dave (NK7Z)
> For software/hardware reviews see:
> http://www.nk7z.net
> --
> 73's, and thanks,
> Dave (NK7Z)
> For software/hardware reviews see:
> http://www.nk7z.net
>
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