[RFI] noise every 60 Khz

[Gary K9GS]

Hi John,

Did you actually turn off the main breaker in your house?  Many times 
there are overlooked noise sources like cell phone chargers, etc that 
get overlooked if you just turn appliances off.


On 6/20/2013 3:21 PM, W9RPM wrote:
> Paul, killed everything in my house, and it is still there. Will see 
> what else i can do.I am dealing with some Power-line interference 
> also, but that is being taken care of hopefully. I welcome any 
> suggestions from all. 73 John W9RPM
> On 6/20/2013 12:24 PM, Paul Christensen wrote:
>> It's switch mode. To localize, start by killing power in your 
>> residence.  If it remains, you must then triangulate the switching 
>> source with a directional antenna and portable receiver.  In lieu of 
>> triangulation, you can walk the site, noting changes in signal 
>> strength but that can be extremely time consuming.  Be mindful of 
>> false results due to re-radiation of the source.
>>
>> With so many switch-mode sources today, there's no sense trying to 
>> figure out what it "could" be.
>>
>> Paul,W9AC
>>
>>
>>
>> Sent from my iPhone5
>>
>> On Jun 20, 2013, at 1:06 PM, W9RPM <john at w9rpm.com> wrote:
>>
>>> I have been getting a Noise that moves around, loudest on 80M. It is 
>>> constant. Any ideas of what to look for. Thanks, John
>>>
>>> -- 
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>

-- 


73,

Gary K9GS

Greater Milwaukee DX Association: http://www.gmdxa.org
Society of Midwest Contesters: http://www.w9smc.com
CW Ops #1032   http://www.cwops.org

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