[Lowfer] interference mp3

[Douglas Williams]

That's a strange one, Jay.

On Sun, Sep 27, 2015 at 12:00 PM, <jrusgrove at comcast.net> wrote:

> Started getting this interference a while back on 137.780 (or
> thereabouts). Intermittant during day ... gone at night. At times it's one
> source, at other times there's several sweeping sources of different signal
> levels. At times one may be relatively stable and another will join in and
> sweep across the audio passband ... as heard on the .mp3 below. Duty cycle
> varies ... typically the on/off ratio runs roughly 1/2 to 1/5 or so.
> Sometimes there's much longer periods when it's off.
>
> It's not generated within the house - that's the first thing I checked. On
> the K9AY it's quite a bit stronger in one direction. At least I can head
> out in that direction with the portable receive setup. Anyone else heard
> anything like this?
>
> http://www.w1vd.com/interference.mp3
>
> Jay W1VD  WD2XNS  WE2XGR/2
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