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Re: Topband: RFI on TB

To: Ken K6MR <k6mr@outlook.com>
Subject: Re: Topband: RFI on TB
From: Chuck Dietz <w5prchuck@gmail.com>
Date: Tue, 23 Jul 2019 12:34:57 -0500
List-post: <mailto:topband@contesting.com>
In the Houston, Texas area the hams know the cell number of the guy who
works for the electric distribution company locating the noise sources. We
can call him and leave a very detailed message about the noise source
location and he is quick to verify it and have it repaired. Ask around.

Logan Dietz W5PR

On Tue, Jul 23, 2019 at 12:03 PM Ken K6MR <k6mr@outlook.com> wrote:

> I want to know how you guys get the power company to respond so quickly.
> I’ve been calling Pacific Gas and Electric for 6 weeks now and nothing.  I
> can’t even get a phone call.
>
>
>
> Ken K6MR
>
>
>
> ________________________________
> From: Topband <topband-bounces@contesting.com> on behalf of K4SAV <
> RadioXX@charter.net>
> Sent: Tuesday, July 23, 2019 8:43:56 AM
> To: topband@contesting.com
> Subject: Re: Topband: RFI on TB
>
>
> Don't know why the mail system thinks this message is spam... Trying again.
>
> Lightning surge suppressor on power poles can be big noise generators
> when they go bad.  The worst one I found was three miles from my house
> and created S9 noise on my receiving array.  Its characteristics fooled
> me at first because it didn't sound like something a power pole could
> generate.  It sounded like someone holding down the dash lever on a
> keyer set at about 10 wpm and running continuously 24/7.  Then one day I
> heard it break into a more random pattern.  That's when I went looking
> for it.
>
> Found it easily because of the huge noise signature.  Called it in to
> the power company, gave them the pole number and which component on the
> pole was at fault.  Went back home and turned on the radio and the noise
> was gone.  Couldn't believe that so I drove back to the pole and they
> had already disconnected the surge suppressor. Best repair time ever.
>
> I use an MFJ-856 to get close and a homebrew ultrasonic detector to
> identify the exact component on the pole.  MFJ also now makes an
> ultrasonic detector, the MFJ-5008.
>
> Jerry, K4SAV
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