BPL Trials in Maryland, Florida:
from
Southern Maryland Electric Cooperative
on
March 28, 2005
Website:
http://www.smeco.coop/about/press/bpl.htm
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SMECO Hosts High-Speed Internet Pilot
March 21, 2005
Southern Maryland Electric Cooperative (SMECO) is one of two sites selected
to host a pilot project to test Broadband Over Power Line (BPL) service. The
second site is West Florida Electric Cooperative in Graceville, Florida.
BPL is a technology that can transport high-speed Internet signals using the
same power lines used to transport electricity to homes and businesses. BPL
is being investigated for its potential to serve customers in less densely
populated areas. These customers are often left out by cable, telephone, and
wireless companies offering high-speed Internet access because those
companies typically serve densely populated areas. Many rural residents and
businesses are left with no Internet options other than dial-up.
The host co-ops were chosen carefully: West Florida for its Gulf Coast
weather, high temperatures, humidity, and frequent lightning storms, and
SMECO for its pockets of density and rural areas of customers and its
location, which is convenient for government agencies to visit.
The BPL pilot, scheduled to run from May through October, will be
spearheaded by the National Rural Electric Cooperative Association's (NRECA)
Cooperative Research Network (CRN) and the National Rural Telecommunications
Cooperative (NRTC). CRN has hired Powerline Telco as the project manager to
assist with design, deployment, and monitoring; two vendor teams, ACcess
Broadband/Current Technologies and Electrolinks, will contribute equipment
and staff support. Additional manufacturers are also being sought for
participation in the pilot. SMECO has selected MVI Services, a Waldorf-based
company, to provide Internet services for the project.
The project will measure the performance of broadband signals across
electric power lines, including typical signal speed and distance.
Reliability and performance over long distances in low-population areas
through distribution lines will be recorded. In addition, tests related to
radio frequency interference will be conducted. BPL configurations currently
in use are suitable for distributing broadband service to clusters of homes;
however, systems may need to be redesigned to serve sparsely populated areas
over long distances.
Electric cooperatives typically serve sparsely populated areas over long
distribution lines. Steve Collier, Vice President of Emerging Technologies
at NRTC, explains, "The purpose of the pilot project is to provide electric
cooperatives with real data. This data will help co-ops determine the role
that BPL can have in any plan to serve their communities with broadband
Internet access."
SMECO's role in the pilot is to assist with installing hardware in
substations and on transformers, as well as installing automated devices at
various locations to simulate heavy end-users. Specific tests will be
conducted with these devices located in the Hughesville and Mechanicsville
areas to measure and document the performance of this BPL system. Few actual
participants will be required, because most of these tests are automated and
the devices record the data.
"Thanks to the investments made by CRN and NRTC, SMECO's costs will be
minimal, and the knowledge the Co-op gains will be invaluable," says Joe
Slater, SMECO's President and Chief Executive Officer. "Participating in
this pilot will give SMECO first-hand information about how BPL operates on
our system, and we can make a well-informed decision about providing this
service to our customer-members. We'll also be able to assist our sister
co-ops by allowing representatives from government agencies to observe the
BPL tests." Slater gives assurances that these tests will not interfere with
customers' electric service.
CRN and NRTC representatives noted that the pilot projects will seek to
establish baseline performance criteria and measurements that can be used to
evaluate future generations of technologies and products as BPL systems
continue to evolve.
Additional information can be found on the web at: www.smeco.coop,
www.nrtc.coop, www.electrolinks.com, and www.accessbroadband.com.
This article has expired. No more comments may be added.
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BPL Trials in Maryland, Florida:
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by N7UQA on March 29, 2005
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"Thanks to the investments made by CRN and NRTC, SMECO's costs will be minimal,”
Hey, that's pretty funny, you're such the comedian. :)
“and the knowledge the Co-op gains will be invaluable,"
I guess all the other BPL failures weren't enough.
"Participating in this pilot will give SMECO first-hand information about how BPL operates on our system, and we can make a well-informed decision about providing this service to our customer-members.”
I guess all the current data on BPL is flawed.
“We'll also be able to assist our sister co-ops by allowing representatives from government agencies to observe the BPL tests." Slater gives assurances that these tests will not interfere with customers' electric service.
The latter is probably the only truth here. The one thing that is never learned here is that no matter how many times they try, the laws of physics will still be the same. I'm sure that the customers of this BPL service will be pleased as punch when the service goes out from arcing insulators / transformers, transmissions from CBers, HAMs and low band VHF services. This doesn't even take into account of a MAJOR privacy issue that the data could be sniffed via software defined receivers / transceivers encrypted or not.
Craig - N7UQA
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RE: BPL Trials in Maryland, Florida:
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by N3EVL on March 29, 2005
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Craig, you state: "...This doesn't even take into account of a MAJOR privacy issue that the data could be sniffed via software defined receivers / transceivers encrypted or not..."
While I'd be the last to defend the BPL providers, I'd be interested in the specifics of which encryption schemes/algorithms are in use and which, if any, have been compromised or are currently open to compromise.
Having the ability to sniff encrypted data is one thing but you appear to be suggesting that encryption has in fact been broken.
Pete
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RE: BPL Trials in Maryland, Florida:
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by WA3KYY on March 29, 2005
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Depends upon the stength of the key used Pete. I seem to recall that 128-bit WEP has been broken but can't put my hands on the citation.
73,
Mike
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RE: BPL Trials in Maryland, Florida:
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by K1CJS on March 29, 2005
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If hackers can in fact break the encryption codes on wireless routers, which some site members assure us as true, I don't see that the encryption for these BPL systems would cause much more of a problem to the hackers.
I'd be more concerned about drop-outs from close transmission sources that will certainly result with the current BPL technology.
Still, I stay with the predictions of the people in the know, electronics technicians, and others who say the BPL systems using current technology are not going to go very far--cable, dsl, and wi-max will provide better, interference free AND securer service.
BPL will die the slow death of obsolescense before it gets very far.
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RE: BPL Trials in Maryland, Florida:
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by N3EVL on March 29, 2005
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I think we need to be careful to concentrate on the known deficiencies of BPL as they affect the HF spectrum and our and other legitimate spectrum users' ability to continue to operate. I've seen references to perceived insecurity buf I'm not convinced these are real or can be substantiated or are even unique to BPL. In any event, broadband and internet users generally should take the necessary precautions when possibly exposing private or sensitive information or at least be aware of the potential for eavesdropping. Let's focus on the known and documented interference problems for which the BPL proponents have been consistent in failing to offer real solutions.
Pete
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RE: BPL Trials in Maryland, Florida:
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by DREAD on March 30, 2005
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Greetings
I'm very curious about this technology, I have to admit I'm new to it and not fully aware of the pitfalls and history of BPL.
Is there anything published on the web that anyone can direct me to that I could dig my teeth into ?
Rob
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RE: BPL Trials in Maryland, Florida:
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by N3EVL on March 31, 2005
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Check out the ARRL web site - there's plenty of info there that describes the impact on Amateur Radio and HF in general, including audio and video clips of interference observed at various trial sites.
See also www.gobpl.com which documents details of the various trial sites among other things.
A google search on "BPL" or "Broadband over powerlines" or using similar related keywords will bring up plenty of interesting stuff.
Another site I look at regularly is www.broadbandreports.com which covers all kinds of broadband related news and developments and includes forums on most topics. There are often BPL related items here and it's refreshing (to say the least) to witness the opinions of those who actually like BPL - yes, there are some out there! The BPL items are concentrated in www.broadbandreports.com/?cat=BPL
73, Pete
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RE: BPL Trials in Maryland, Florida:
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by KE1MB on March 31, 2005
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Just wait untill the next solar cycle :)
Lets see how well BPL holds up to a few good sunspots.
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RE: BPL Trials in Maryland, Florida:
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by K1CJS on March 31, 2005
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Dread:
Check out the article at this site:
http://www.wired.com/wired/archive/9.11/media_pr.html
It tells a little about the originators of BPL and how the technology will need to be rethought and reworked in order to do what it says it will do.
The providers of the equipment already found out there would have to be taps and bypasses to get around transformers--the originator claimed that those things wouldn't be needed.
Also, that person didn't give know or care about interference, he didn't know much about the technology he was pushing and RF energy at all.
Check out the ARRL website and search for BPL--you'll get plenty of information there too.
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BPL Trials in Maryland, Florida:
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by HANDGUNNER on April 1, 2005
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What's the matter with these smhucks. Don't they read the newspaper or their own trade magazines. Now the poor hams down in Florida have got to put up with a summertime full of propagation interference.
They should have all gotten on teleconference calls with the shutdown BPL sites and tried to ascertain some facts. Do they think that BPL crap works better in a tropical location or that they'll be the fortunate sons to succeed.
Sorry, this article is just a "me-too" version of the original lies.
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BPL Trials in Maryland, Florida:
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by SURFER on April 1, 2005
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I have been looking at BPL for a year now and found that there are different approaches to BPL. However when I come to this site it seems that you group them all together. Current Technology’s approach to BPL is passing over 40,000 homes in Cincinnati but I can’t find any complaints against their system. There are three hams using the BPL system in Cincinnati and not having any problems.
I understand Amperion has had to shut down test sites because of interference. I have also talked to others about Main.net and found complaints there as well. You would think the largest deployment in the country would have the largest number of complaints, or any for that matter.
I work for a utility that is looking at BPL and would like informed feedback. I’m interested in facts and test results on the Current system.
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