RFI
[Top] [All Lists]

Re: [RFI] 15 meter RFI problem - Super documentation

To: rfi@contesting.com
Subject: Re: [RFI] 15 meter RFI problem - Super documentation
From: Gary K9GS <garyk9gs@wi.rr.com>
Reply-to: garyk9gs@wi.rr.com
Date: Wed, 04 Apr 2012 18:07:13 -0500
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
This one is pretty good too...look at the bottom of the page.

http://secureviewvideo.com/secureviewspecs.html



On 4/4/2012 3:18 AM, Hare, Ed W1RFI wrote:
> I just ordered one and will report our findings here.
>
> My personal favorite page from their web site:
>
> http://store.secureviewvideo.com/catalog/consumer_alert.php
>
> 73,
> Ed Hare, W1RFI
> ARRL Laboratory Manager
> 225 Main St
> Newington, CT 06111
> Tel: 860-594-0318
> Email: W1RFI@arrl.org
>
> ________________________________
>
> From: Hare, Ed W1RFI [mailto:w1rfi@arrl.org]
> Sent: Wed 4/4/2012 4:07 AM
> To: k3lr@k3lr.com; rfi@contesting.com
> Subject: Re: [RFI] 15 meter RFI problem - Super documentation
>
>
>
> Based on that report, the signal levels involved and the distances, I have 
> little doubt that the device is operating WAY above the emissions limits for 
> this sort of device. It appears to be a carrier-current device (a device that 
> intentionally conducts signals onto power lines), which would have a limit on 
> HF that would be approximately S9+10 dB to a Yagi located 30 meters from the 
> wiring.   If this is being heard for 2 miles, radiated from house wiring, I 
> can't imagine that it is legal.
>
> If this is still available, I'll get one and we can measure its field 
> strength.
>
> The other device mentioned at the end of the article appears to be a HomePlug 
> product.  HomePlug products do meet the emissions limits and, better news 
> yet, do not use the Amateur bands. They can and do cause interference to 
> other HF use, such as shortwave broadcasting, WWV, but few hams are willing 
> to initiate formal harmful interference complaints as a result.
>
> I had been trying to get interference assessments and reports from a number 
> of BPL areas, to little avail, but when IBEC recently shut down all of its 
> BPL operations, I heard from a number of hams telling me how happy they were 
> that all the noise on shortwave broadcast was gone.
>
> 73,
> Ed Hare, W1RFI
> ARRL Laboratory Manager
> 225 Main St
> Newington, CT 06111
> Tel: 860-594-0318
> Email: W1RFI@arrl.org
>
> ________________________________
>
> From: rfi-bounces@contesting.com on behalf of Tim Duffy K3LR
> Sent: Sun 4/20/2008 3:18 PM
> To: rfi@contesting.com
> Subject: [RFI] 15 meter RFI problem - Super documentation
>
>
>
> Thanks to Greg, W8WWV who found this RFI source and detailed his experience.
>
> http://www.seed-solutions.com/gregordy/Amateur%20Radio/Experimentation/Secur
> eViewRFI.pdf
>
>
> 73!
> Tim K3LR
> http://www.k3lr.com<http://www.k3lr.com/>   <http://www.k3lr.com/>
> K3LR DX Cluster telnet://dx.k3lr.com
>
>
>
> _______________________________________________
> 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
>

-- 


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

************************************************

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

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