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Re: Topband: New Noise

Subject: Re: Topband: New Noise
From: Art Snapper <art@nk8x.net>
Date: Sun, 3 Jan 2016 08:17:09 -0500
List-post: <topband@contesting.com">mailto:topband@contesting.com>
Hi Bob,
It has been my experience that plasma TV's are usually quiet in the middle
of the night. For instance, today my neighbors began getting up around
07:30L and the noise floor quickly increased. The buzz seems to be the
worst between 1820 and 1830KHz
.
73 Art NK8X

On Sun, Jan 3, 2016 at 8:06 AM, Bob Garrett <rgarrett5@comcast.net> wrote:

> Greetings,
>
>
>
> Approximately ten days ago, I experienced increased noise primarily on 160
> meters.  After troubleshooting my HI-Z 4 square, I found that the noise was
> coming from the NW and is being introduced in to the 4 el array making it
> useless to hear weak signals.  I also have a 100 meter DXE bi-directional
> beverage.  The noise level on that antenna is up too but still functioning.
> My RBOG antennas remain quiet.  One more interesting observation before I
> pose a few questions to the collective wisdom of this group.  On 80 meters,
> the 4 square and beverage are still working FB.  Since I haven't spent as
> much time on 80, I'm not sure if there has been an increase in the noise
> floor on that band however, they certainly don't have the increased noise
> I'm seeing on Topband.
>
>
>
> Yes, I have checked every component of the 4 square array and everything
> checks out FB.
>
>
>
> So, my thought is someone in the neighborhood got a new electronic gismo
> for
> Christmas.  When I listen on the 400 KHZ band, I hear some huge signals
> anytime day or night.  Comparing sounds from the ARRL site, I'm thinking a
> light dimmer, phone charger or a dirty wall wort.
>
>
>
> My friend Scott, K2CUB will be here in approximately a week and he has some
> good noise sniffing equipment.  Now, for the questions:
>
>
>
> 1.        If I find a noisy wall wort, will clip on torrids help suppress
> the hash or does it need to be changed out with a new one?
>
> 2.       Regarding light dimmers, what is the resolution for those devices.
>
>
> 3.       How about plasma TV?
>
> Any other input appreciated.  I never knew just how quiet my QTH was until
> now HI.  73 and HNY Bob K3UL
>
> 4.       something new
>
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