BPL noise is also more likely (I think) to have a pseudorandom sequence.
this makes it much harder to remove with dsp circuits I've seen.
Rob
K5UJ
From: "Hare,Ed, W1RFI" <w1rfi@arrl.org>
To: "David Jordan" <wa3gin@erols.com>, "Rob Atkinson, K5UJ"
<k5uj@hotmail.com>
CC: rfi@contesting.com
Subject: RE: [RFI] Video
To: <rfi@contesting.com>
Date: Fri, 8 Aug 2003 20:47:38 -0400
Maybe so, but many an electric utility company whose noise has been well
below S9+30 dB has received correspondence from ARRL, then from Riley.
See
http://www.arrl.org/tis/info/HTML/plc/FCC_enforcement/FCC_Enforcement_Letters.htm
for an overview of why we don't have to live with this.
73,
Ed Hare, W1RFI
ARRL Lab
225 Main St
Newington, CT 06111
Tel: 860-594-0318
Internet: w1rfi@arrl.org
Web: http://www.arrl.org/tis
ARRL is the National Association for Amateur Radio. It is supported by
membership dues, individual contributions and the sale of publications and
advertising. For more information about ARRL, go to
http://www.arrl.org/news/features/inside-your-league.html. For more
information about membership, go to http://www.arrl.org/join.html. Your
contribution can also help support ARRL's ongoing efforts to protect Amateur
spectrum. Go to https://www.arrl.org/forms/development/donations/basic/ to
learn more about the ways you can support the ARRL programs and activities
of most importance to you. You can help ARRL protect Amateur Radio for you
and future generations to enjoy.
> -----Original Message-----
> From: David Jordan [mailto:wa3gin@erols.com]
> Sent: Thursday, August 07, 2003 2:47 PM
> To: Rob Atkinson, K5UJ
> Cc: rfi@contesting.com
> Subject: Re: [RFI] Video
>
>
> Wasn't speaking exclusively about local RFI from the
> vehicle...but the
> pole top noise that one finds along the highways, byways,
> city streets,
> etc. I lived in a place and do so now where the local area RFI is
> sometimes 20-30db over S9 across the entire band...the noise
> comes from
> burglar alarms, street lamps, cracked insulators on power
> poles, etc. I
> can imagine the proponents for BPL will find similar
> locations and say
> the RFI is comparable to RFI currently in existance...
>
> I agree the RFI is distinctive and easily recognizable but signal
> strength wise I've heard worse ...
>
> Have Fun,
> Dave
> wa3gin
>
>
> Rob Atkinson, K5UJ wrote:
>
> > No, the stacatto popping noise was distinctive--not at all like
> > ignition noise.
>
>
>
>
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