[RFI] Re: RFI digest, Vol 1 #159 - 3 msgs

Skip Cameron scameron@austin.rr.com
Mon, 07 Oct 2002 12:20:34 -0500


Regarding the phonex.com post earlier, their answer to my query about what
frequencies and power were being used used: 4-20 mhz and 0 dbm into 50 ohms
http://www.commsdesign.com/main/2000/12/0012feat5.htm
is a good article on the communications technology being utilized.
---
http://www.phonex.com/prd_wj.htm
"Phonex Wireless Jack for Modems (Base & Extension)
$99.99 MSRP per set
Model No:  PX-441
Contents: 1 base, 1 extension, 6 foot phone cord, owners manual, warranty card
 Size: 3" x 4.25" x 2" each
Bulk Package Qty: 6 sets
Package Size: 21.75" x 5.625" x 4.3"
Master Pack:  24 units
Master Size: 22" x 11.5" x 8.875"
REN:   0.01
Audio Bandwidth: 300-3800 HZ 7.3 DB
 FM Carrier Freq: 3.3 MHZ  8.2 MHZ"
---
Skip W5GAI
---------------------------------------------------------
rfi-request@contesting.com wrote:

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> Today's Topics:
>
>    1. Re: RFI digest, Vol 1 #158 - 2 msgs (Skip Cameron)
>    2. Re: RFI digest, Vol 1 #158 - 2 msgs (Skip Cameron)
>    3. RE: Ford 2002, 4.6L, V8, Coil on Plug, RFI (Ed - K0iL)
>
> --__--__--
>
> Message: 1
> Date: Sun, 06 Oct 2002 11:53:25 -0500
> From: Skip Cameron <scameron@austin.rr.com>
> To: rfi@contesting.com
> Subject: [RFI] Re: RFI digest, Vol 1 #158 - 2 msgs
>
> The posting from Courtland - KA5S prompted me to look further into Power Line
> based broadband communications. here is what I found at
> http://www.powerlineworld.com/powerlineintro.html
>
> "Soon after the first trials of Digital PowerLine in the UK, some unanticipated
> problems arose. Certain radio frequencies were suddenly deluged with traffic,
> making it impossible to transmit on those frequencies. BBC, amateur radio, and
> the UKs emergency broadcasting service were affected. The apparent culprits
> were standard light poles. Then it became clear that by pure chance British
> light poles were the perfect size and shape to broadcast Digital PowerLine
> signals. This situation posed problems not just because of the frequencies
> involved but also because anyone could listen in on the traffic. Nor.Web is
> addressing the problem by proposing to lease the frequencies involved from their
> owners and offering amateur radio operators a new frequency. Negotiations on
> this topic are currently taking place in London. The privacy issue has not been
> fully addressed at this point, besides suggestions that all  sensitive
> information should be encrypted."
>
> Looks like we're in for a new round of RFI interference from our power
> companies.
>
> Skip W5GAI
> Austin, Texas
>
> rfi-request@contesting.com wrote:
>
> > Send RFI mailing list submissions to
> >         rfi@contesting.com
> >
> > To subscribe or unsubscribe via the World Wide Web, visit
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> > or, via email, send a message with subject or body 'help' to
> >         rfi-request@contesting.com
> >
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> >
> > When replying, please edit your Subject line so it is more specific
> > than "Re: Contents of RFI digest..."
> >
> > Today's Topics:
> >
> >    1. PLC in the USA (Cortland Richmond)
> >    2. Ford 2002, 4.6L, V8, Coil on Plug, RFI (Paul J. Pagano)
> >
> > -- __--__--
> >
> > Message: 1
> > Reply-To: ka5s@earthlink.net
> > From: "Cortland Richmond" <ka5s@earthlink.net>
> > To: "rfi" <rfi@contesting.com>
> > Date: Sat, 5 Oct 2002 17:56:59 -0700
> > Subject: [RFI] PLC in the USA
> >
> > Current Technologies is deploying a PLC system "that can transform an
> > electric distribution network into a broadband communications platform. "
> > Utilities mentioned are Pepco and Cinergy, in Maryland and Ohio
> > respectively, with 100-residence, six month tests announced in June of this
> > year.
> >
> > See the Current Technologies Web page at www.currentechnologies.com .
> >
> > Cortland
> >
> > -- __--__--
> >
> > Message: 2
> > From: "Paul J. Pagano" <wa4aa@netscape.net>
> > To: <rfi@contesting.com>
> > Date: Sun, 6 Oct 2002 08:04:23 -0400
> > Organization: Home Office Computer
> > Subject: [RFI] Ford 2002, 4.6L, V8, Coil on Plug, RFI
> >
> > I've read "e-ham" postings on Ford's Coil on Plug Technology with much
> > interest. I have just completed a mobile HF installation in a 2002
> > Mountaineer. It has the 4.6 L, V-8 engine in it and it delivers a solid S-9
> > ignition noise on whichever band I've hooked up a resonant antenna. This is
> > the 3rd Ford mobile installation I've completed. The first two were Ford
> > Explorers, both V-8's, (1996 and 1999) having no noticeable RFI. I've
> > enjoyed hassle free mobile HF for 6 years. Hopefully I can find some help
> > from the "county hunter" hams.
> >
> > I ordered 16, snap-on, split, ferrite beads from Amidon. I placed one around
> > each, of two wires, located above each spark plug. It did not help at all.
> > Have any of you received confirmation from other Ford Motor owners,(same
> > engine and year) that this solved their RFI problems, specifically ignition
> > noise?
> >
> > Ground strapping everything is my next step! I'm not sure how to go about
> > grounding all the side panels and doors. The vehicle is leased and I can't
> > drill any visible holes. Can anyone reference an established procedure for
> > this strapping process?
> >
> > I am sharing this message with all members of the Forum; as I'm interested
> > in hearing from any 2002 Ford owners who've had this problem and have
> > successfully resolved their RFI issues. Thanks in advance for your useful
> > comments. Please e-mail any helpful recommendations to me at: wa4aa@arrl.net
> > Thanks again and again....Paul
> >
> > Paul J. Pagano
> >
> > -- __--__--
> >
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com
> > http://lists.contesting.com/mailman/listinfo/rfi
> >
> > End of RFI Digest
>
> --
> For more information, browse our web site http://www.bullcreek.net
>
> --__--__--
>
> Message: 2
> Date: Sun, 06 Oct 2002 12:10:44 -0500
> From: Skip Cameron <scameron@austin.rr.com>
> To: rfi@contesting.com
> Subject: [RFI] Re: RFI digest, Vol 1 #158 - 2 msgs
>
> Also found this information on a Toronto, Ontario, Canada company at:
> http://www.cogency.com/B_htm/PBL3_B1_Tech.htm
> "The AC powerline network can be a harsh environment for data communication. To
> compensate, Cogency uses orthogonal frequency-division multiplexing (OFDM) in
> the 4.5 to 21 MHz band and a sophisticated forward error correction scheme to
> provide reliable data transmission."
>
> And this from
> http://www.phonex.com/prd_wj.htm
> "Phonex Wireless Jack for Modems (Base & Extension)
> $99.99 MSRP per set
> Model No:  PX-441
> Contents: 1 base, 1 extension, 6 foot phone cord, owners manual, warranty card
>  Size: 3" x 4.25" x 2" each
> Bulk Package Qty: 6 sets
> Package Size: 21.75" x 5.625" x 4.3"
> Master Pack:  24 units
> Master Size: 22" x 11.5" x 8.875"
> REN:   0.01
> Audio Bandwidth: 300-3800 HZ 7.3 DB
>  FM Carrier Freq: 3.3 MHZ  8.2 MHZ"
>
> Skip W5GAI
> rfi-request@contesting.com wrote:
>
> > Send RFI mailing list submissions to
> >         rfi@contesting.com
> >
> > To subscribe or unsubscribe via the World Wide Web, visit
> >         http://lists.contesting.com/mailman/listinfo/rfi
> > or, via email, send a message with subject or body 'help' to
> >         rfi-request@contesting.com
> >
> > You can reach the person managing the list at
> >         rfi-admin@contesting.com
> >
> > When replying, please edit your Subject line so it is more specific
> > than "Re: Contents of RFI digest..."
> >
> > Today's Topics:
> >
> >    1. PLC in the USA (Cortland Richmond)
> >    2. Ford 2002, 4.6L, V8, Coil on Plug, RFI (Paul J. Pagano)
> >
> > -- __--__--
> >
> > Message: 1
> > Reply-To: ka5s@earthlink.net
> > From: "Cortland Richmond" <ka5s@earthlink.net>
> > To: "rfi" <rfi@contesting.com>
> > Date: Sat, 5 Oct 2002 17:56:59 -0700
> > Subject: [RFI] PLC in the USA
> >
> > Current Technologies is deploying a PLC system "that can transform an
> > electric distribution network into a broadband communications platform. "
> > Utilities mentioned are Pepco and Cinergy, in Maryland and Ohio
> > respectively, with 100-residence, six month tests announced in June of this
> > year.
> >
> > See the Current Technologies Web page at www.currentechnologies.com .
> >
> > Cortland
> >
> > -- __--__--
> >
> > Message: 2
> > From: "Paul J. Pagano" <wa4aa@netscape.net>
> > To: <rfi@contesting.com>
> > Date: Sun, 6 Oct 2002 08:04:23 -0400
> > Organization: Home Office Computer
> > Subject: [RFI] Ford 2002, 4.6L, V8, Coil on Plug, RFI
> >
> > I've read "e-ham" postings on Ford's Coil on Plug Technology with much
> > interest. I have just completed a mobile HF installation in a 2002
> > Mountaineer. It has the 4.6 L, V-8 engine in it and it delivers a solid S-9
> > ignition noise on whichever band I've hooked up a resonant antenna. This is
> > the 3rd Ford mobile installation I've completed. The first two were Ford
> > Explorers, both V-8's, (1996 and 1999) having no noticeable RFI. I've
> > enjoyed hassle free mobile HF for 6 years. Hopefully I can find some help
> > from the "county hunter" hams.
> >
> > I ordered 16, snap-on, split, ferrite beads from Amidon. I placed one around
> > each, of two wires, located above each spark plug. It did not help at all.
> > Have any of you received confirmation from other Ford Motor owners,(same
> > engine and year) that this solved their RFI problems, specifically ignition
> > noise?
> >
> > Ground strapping everything is my next step! I'm not sure how to go about
> > grounding all the side panels and doors. The vehicle is leased and I can't
> > drill any visible holes. Can anyone reference an established procedure for
> > this strapping process?
> >
> > I am sharing this message with all members of the Forum; as I'm interested
> > in hearing from any 2002 Ford owners who've had this problem and have
> > successfully resolved their RFI issues. Thanks in advance for your useful
> > comments. Please e-mail any helpful recommendations to me at: wa4aa@arrl.net
> > Thanks again and again....Paul
> >
> > Paul J. Pagano
> >
> > -- __--__--
> >
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com
> > http://lists.contesting.com/mailman/listinfo/rfi
> >
> > End of RFI Digest
>
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> For more information, browse our web site http://www.bullcreek.net
>
> --- StripMime Report -- processed MIME parts ---
> multipart/alternative
>   text/plain (text body -- kept)
>   text/html
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> --__--__--
>
> Message: 3
> From: Ed - K0iL <k0il@arrl.net>
> Reply-To: "k0il@arrl.net" <k0il@arrl.net>
> To: "'Paul J. Pagano'" <wa4aa@netscape.net>,
>    "rfi@contesting.com"
>          <rfi@contesting.com>
> Subject: RE: [RFI] Ford 2002, 4.6L, V8, Coil on Plug, RFI
> Date: Sun, 6 Oct 2002 20:13:27 -0500
>
> Contact Ford on this.  There is a Service Bulletin out on this.  I think it
> requires adding a grounding strap to a specific location, but don't
> remember where (since I don't hv a Ford myself--a friend does and has HF in
> it).
>
> 73,
> de ed -K0iL
>
> On Sunday, 06 October, 2002 7:04 AM, Paul J. Pagano
> [SMTP:wa4aa@netscape.net] wrote:
> > I've read "e-ham" postings on Ford's Coil on Plug Technology with much
> > interest. I have just completed a mobile HF installation in a 2002
> > Mountaineer. It has the 4.6 L, V-8 engine in it and it delivers a solid
> S-9
> > ignition noise on whichever band I've hooked up a resonant antenna. This
> is
> > the 3rd Ford mobile installation I've completed. The first two were Ford
> > Explorers, both V-8's, (1996 and 1999) having no noticeable RFI. I've
> > enjoyed hassle free mobile HF for 6 years. Hopefully I can find some help
> > from the "county hunter" hams.
> >
> > I ordered 16, snap-on, split, ferrite beads from Amidon. I placed one
> around
> > each, of two wires, located above each spark plug. It did not help at
> all.
> > Have any of you received confirmation from other Ford Motor owners,(same
> > engine and year) that this solved their RFI problems, specifically
> ignition
> > noise?
> >
> > Ground strapping everything is my next step! I'm not sure how to go about
> > grounding all the side panels and doors. The vehicle is leased and I
> can't
> > drill any visible holes. Can anyone reference an established procedure
> for
> > this strapping process?
> >
> > I am sharing this message with all members of the Forum; as I'm
> interested
> > in hearing from any 2002 Ford owners who've had this problem and have
> > successfully resolved their RFI issues. Thanks in advance for your useful
> > comments. Please e-mail any helpful recommendations to me at:
> wa4aa@arrl.net
> > Thanks again and again....Paul
> >
> > Paul J. Pagano
> >
> > _______________________________________________
> > 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
>
> End of RFI Digest

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