[TVARC] Noise Levels: Dunedin Neighborhod

K2PS Pete Stafford psk2ps at gmail.com
Wed Mar 27 14:48:20 EDT 2019


I checked my noise situation, and have basically none.  On 20M it’s between S0-1.  My antennas are all horizontally polarized, so perhaps that makes a difference.  I’m in Amelia, BTW.

 

I do have a 20kHz wide “mound,” every 180kHz, that I’ve tracked to my pool equipment.  The good news is that I can just shut off the breakers during contests.  I’ve also had noise from a seal-a-meal device, which disappears when I unplug it.  I agree with John, that shutting everything down and then bringing them up one by one is the most effective way to track down any RFI emanating from your own house, which is by far the most likely source of QRN.

 

73, Pete, K2PS

 

 

 

From: tvarc-bounces at mailman.qth.net [mailto:tvarc-bounces at mailman.qth.net] On Behalf Of John Ellis
Sent: Wednesday, March 27, 2019 11:59 AM
To: Deichler, Ed
Cc: villages reflector
Subject: Re: [TVARC] Noise Levels: Dunedin Neighborhod

 

We're in Fernandina, between Morse 

and Buena VIsta, right off of Pinellas 

 

I have the same problem here but it 

is well to know that there are a lot of 

microprocessor things that we have 

in our houses that can be causing QRN 

so when we go to SECO or whoever, 

we need to be able to exclude those 

items.  

 

Our dishwasher generates RFI, the pool 

pump controller, the thermostat, the cable 

box and they can all add up to a substantial 

amount of RFI.   

 

When identifying RFI, we need to be prepared 

to shut off EVERYTHING in the house 

including all pool equipment etc. 

 

Another source of the problem may be the 

street lighting. Each pole has it's own photocell 

and I guess it's conceivable that those might be 

causing some of our problems.  

 

Has anyone actually been able to pinpoint the 

source?

 

73,   

John, NP2B 

 

 

 

 

On Wed, Mar 27, 2019 at 12:15 PM <k2te at juno.com> wrote:

Cal,

Yep, that is the same noise pattern I see, 60+/- kHz periodicity.  I have
noticed it for more than a year although I've been here since 2015.  It
appears that it is NOT local if you see it in other Village
neighborhoods.  I'm close to a power distribution site so I'm pointing a
finger at it.  It might be worthwhile gathering data from others to see
if there is a power distribution site near them.

73 de Ed

____________________________________________________________
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-- 

 

John Ellis         (NP2B)  

1149 Mockingbird Lane  
The Villages, FL 32163  

telephone 352 633-2910  
facsimile  352 633-0401
mobile     340 513-4928   

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