[RFI] NPR BPL Story

Hare,Ed, W1RFI w1rfi at arrl.org
Wed Jun 9 21:44:45 EDT 2004


HomePlug, HPNA and the VDSL folks all recognized that they had a potential interference problem. They put that problem on the table and addressed it head on.

The BPL industry started off by saying that they would not cause any radio interference.  

It is not possible to work with someone on a problem they claim does not exist.

By my estimation, the ~30 dB notches that are used by HomePlug would not really be enough for access BPL.  55 dB would be necessary.  This is a bit tough to achieve in practice.

Ed Hare, W1RFI


> -----Original Message-----
> From: rfi-bounces at contesting.com [mailto:rfi-bounces at contesting.com]On
> Behalf Of N6KJ
> Sent: Thursday, May 27, 2004 12:41 PM
> To: rfi at contesting.com
> Subject: RE: [RFI] NPR BPL Story
> 
> 
> Why didn't this same "cooperation" occur with the BPL vendors?
> 
> On Thu, 27 May 2004 12:20:17 -0400, "Hare,Ed, W1RFI" wrote:
> 
> > 
> > > That's surely not a charge that can be leveled against NTIAA, 
> > > ARINC or even (except by a real stretch) the ARRL.
> > 
> > It is very much in ARRL's best interest not to waste 
> resources on non problems. 
> > To wit, our cooperative approach with the Home Phone 
> Networking Alliance, the
> > VDSL committees and even HomePlug all found common ground 
> and persuaded them to
> > include spectral protection for amateur radio.  
> > 
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