RFI
[Top] [All Lists]

Re: [RFI] 160 meters RFI caused by low voltage bookcase lights

To: rfi@contesting.com
Subject: Re: [RFI] 160 meters RFI caused by low voltage bookcase lights
From: David Cole <dave@nk7z.net>
Reply-to: dave@nk7z.net
Date: Tue, 30 Sep 2014 16:28:15 -0700
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
God love you Ed!  THANK YOU for all of your work in this!
-- 
Thanks and 73's,
For equipment, and software setups and reviews see:
www.nk7z.net
for MixW support see;
http://groups.yahoo.com/neo/groups/mixw/info
for Dopplergram information see:
http://groups.yahoo.com/neo/groups/dopplergram/info
for MM-SSTV see:
http://groups.yahoo.com/neo/groups/MM-SSTV/info


On Tue, 2014-09-30 at 15:44 +0000, Hare, Ed W1RFI wrote:
> At those levels, there is little doubt in my mind that this exceeds the FCC 
> limits for emissions.  Let me know what model number this is and we can get 
> one and test it.
> 
> Ed, W1RFI
> 
> 
> 
> -----Original Message-----
> From: RFI [mailto:rfi-bounces@contesting.com] On Behalf Of Don Kirk
> Sent: Monday, September 29, 2014 1:25 PM
> To: RFI
> Subject: [RFI] 160 meters RFI caused by low voltage bookcase lights
> 
> Late last week I encountered interference on 160 meters which was repeating 
> at 41 khz intervals, and this morning I was able to track the problem down to 
> low voltage bookcase lights at my neighbors home which is 430 feet away.  I 
> created a website to document this case which includes a link to a youtube 
> video that contains receive audio of the noise, and my simple website URL is 
> http://sites.google.com/site/bookcaselightsrfi/
> 
> The signal was S9 on 160 meters (approximately 15 dB above my noise floor 
> when using a 500 hz receive filter), and it could be heard up into the 80 
> meter band.
> 
> We (my neighbor and I) will now dig into his low voltage lighting system to 
> see what we can do to eliminate the interference.
> 
> Just FYI,
> Don Kirk (wd8dsb)
> _______________________________________________
> RFI mailing list
> RFI@contesting.com
> http://lists.contesting.com/mailman/listinfo/rfi
> _______________________________________________
> RFI mailing list
> RFI@contesting.com
> http://lists.contesting.com/mailman/listinfo/rfi

_______________________________________________
RFI mailing list
RFI@contesting.com
http://lists.contesting.com/mailman/listinfo/rfi

<Prev in Thread] Current Thread [Next in Thread>