I would try swapping it with one that doesn't make the noise and see if the
noise follows it. otherwise maybe some ferrites on the romex would reduce
the level enough. Or even plug in a power strip with a line filter and see
if that reduces the signal level enough to stop the noise.
David Robbins K1TTT
e-mail: mailto:k1ttt@arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
> -----Original Message-----
> From: Phil Snyder [mailto:n9lah@comcast.net]
> Sent: Sunday, October 17, 2010 14:03
> To: rfi@contesting.com
> Subject: [RFI] GFCI
>
> Well I had originally joined the reflector to get help dealing with
> some power line interference but seem to have a different problem now. I
> put an addition on the house including a new garage. Each wall of the
> garage has it's own circuit which has a GFCI to protect it. I have
> finally gotten to wiring the last wall. I find that the GFCI is tripped
> occasionally. I have spent the last month trying to figure out why or
> how it gets tripped. Apparently when I am transmitting on 30 meters the
> outlet picks up that tx and sounds like an old railroad telegraph
> sounder from a western. This wouldn't bother me too much except that the
> addition was put on for my mother to live in and her head is about 5
> feet from the outlet on the other side of the wall while she sleeps (no
> she is not interested in learning code).
>
> I have 2 other GFCI's in the garage and 2 more of the same units in the
> addition of which none exhibit this problem. Do I have a bad GFCI? Is
> the Romex running from the service panel to the outlet resonate on 30
> meters? I could add a junction box and some extra wire to the circuit if
> folks think that would help. Just looking for ideas before spending
> dollars on things that don't work.
>
> Thanks
> Phil
> N9LAH
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