Hunting RFI is like pealing an Onion, you remove one layer, only to find
another... Eventually you get them all.
--
Thanks and 73's,
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for MixW support see;
http://groups.yahoo.com/neo/groups/mixw/info
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http://groups.yahoo.com/neo/groups/dopplergram/info
for MM-SSTV see:
http://groups.yahoo.com/neo/groups/MM-SSTV/info
On Fri, 2015-02-06 at 08:30 -0800, Kenneth G. Gordon wrote:
> Thank you, Dale. I'll go to work on this issue asap.
>
> Trouble is, my normal noise level on 80 is 10 to 20 dB over S-9, and this is
> but a small part of it.
>
> Still, if I can knock it down 15 dB at a time, it may be taken care
> of...eventually.
>
> vy 73,
>
> Ken
>
> On 6 Feb 2015 at 3:49, dalej wrote:
>
> > Ken,
> >
> > It's a prickly problem. I had a dog water dish that was raising heck on 20
> > meters. The dish was heating the water so I never told the guy he had to
> > get a
> > new water dish because I knew what his answer would be, it works.. So, I
> > bought
> > a new one for him, problem solved.
> >
> > In your case the sign might be very expensive so you can rule that out. A
> > couple of possibilities, the letter to the FCC is good, hope you kept a
> > copy, in
> > fact you should have cc the store owner. Do you have a city electrical
> > inspection department? If so you could contact them (in person is always
> > best)
> > and see if they will visit the business and check the sign for electrical
> > defects, could save big money if a fire hazard is found, you might become a
> > hero, saving businesses from destruction. Be sure to take your portable
> > radio
> > along to demonstrate the noise it's generating, might be arcing inside the
> > thing
> > somewhere. If it can be shown the sign is defective the city could issue a
> > letter to the store to get it fixed. Does it generate noise in the AM
> > broadcast
> > band? If so it could be hampering people to listen to commercial
> > broadcasts, if
> > so you could contact the radio stations and tell them I can't hear your
> > programming due to a noise problem with a sign at such and such business.
> > Attention to the problem might make the store owner a little more nervous
> > and
> > just shut the sign down or get a different one.
> >
> > If the FCC writes a letter that would help, but the store still has to get
> > the
> > sign fixed or replaced. This might take a looooooonnng time if they get
> > their
> > attorney involved.
> >
> > Good luck
> > 73
> > Dale, k9vuj
> >
> >
> > On 05, Feb 2015, at 20:28, Kenneth G. Gordon <kgordon2006@frontier.com>
> > wrote:
> >
> > Does anyone know of a professional company who does RFI mitigation?
> >
> > That is, a company that another company could call to come to fix an RFI
> > issue?
> >
> > I have a pharmacy nearby whose "Pharmacy Open" sign, a neon one, causes
> > severe RFI interference to my station.
> >
> > An RFI investigator from our local power company absolutely 100%
> > identified the source.
> >
> > Turning off the sign drops my noise level by 15 dB. The store is around 3
> > blocks away.
> >
> > I contacted the pharmacy, talked with the manager, told her what the
> > problem was, and who had found the source, and asked her to get it fixed.
> >
> > She called the original installer, who came out, looked at it, and told
> > her it was all right.
> >
> > I then filed a complaint with the FCC.
> >
> > The manager then told me that she knew of no one who was capable of
> > fixing the sign, and although I could do it myself, I won't due to
> > liability issues.
> >
> > So, does anyone know of a company which offers the kind of service she
> > would need?
> >
> > Ken W7EKB
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com
> > http://lists.contesting.com/mailman/listinfo/rfi
> >
> >
>
>
>
> Kenneth G. Gordon W7EKB
>
> "Courage is being scared to death but saddling up anyway."--- John Wayne
>
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