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Subject: response to UPLC new release/comments on BPL
From: Mike Coslo Date: 7/2/2004 8:09 AM Central Standard Time Message-id: Even if a person is completely ignorant of how BPL works, wouldn't the average person get a little suspicious when we are told that it doesn't interfere, and then a few lines later, we are told of mitigation methods? If it doesn't interfere, there is no need for interference mitigation. "Mitigation" is four syllables, Mike, so right away you lost half the population's ability to make any sense of it... Few will notice or appreciate that disparity you point out, even though it's a very valid one...Just like the folks who ignore the "Part 15" caveat on thier "consumer electroics" devices at home who get "stepped on" by a licensed transmitter ("those !@#$%^ hams"...regardless of what service is the culprit) and then demand the FCC "do something" about "them". UPLC will manage to loud-mouth thier plan into deployment...They will forego any really adequate shielding, in OR out, and then the "consumer" will be left barking about how badly it works. 73 Steve, K4YZ |
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In article ,
Steve Robeson K4CAP wrote: | UPLC will manage to loud-mouth thier plan into deployment...They | will forego any really adequate shielding, in OR out, and then the | "consumer" will be left barking about how badly it works. What possible sort of shielding could there be? Well, you could put a shield around each wire. In fact, they have a word for that sort of thing -- coax. Or you could move the wires closer together -- that wouldn't shield anything, but it would decrease the radiation. Or twist the cables together like twisted pair -- but that would require some sort of insulation on the wire. All of these methods are many many many times more expensive than just running coax or fiber alongside the power line and using that for data. Or is there some sort of magic, yet cheap, shielding that they could do that I'm just not aware of? -- Doug McLaren, Why don't cannibals eat clowns? They taste funny. |
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In article , Mike Coslo writes:
Even if a person is completely ignorant of how BPL works, wouldn't the average person get a little suspicious when we are told that it doesn't interfere, and then a few lines later, we are told of mitigation methods? If it doesn't interfere, there is no need for interference mitigation. You would think so, but that's not how it works. Take cell phones. How many "average people" really know the most basic things about how they work? I'm not talking about CDMA or even analog vs. digital, but just the idea that they are little radio transceivers? Look at the people opposing cell towers as "sources of radiation" - yet demanding perfect coverage, and holding the dern things next to their heads for many minutes per day. Note how the solutions that have evolved have included disguised sites, and the use of more cells with reduced coverage. "Inverse square law"? Puhleeze! Why do you think the 'phone folks revived the term "wireless"? 73 de Jim, N2EY |
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In article , PAMNO
(N2EY) writes: In article , Mike Coslo writes: Even if a person is completely ignorant of how BPL works, wouldn't the average person get a little suspicious when we are told that it doesn't interfere, and then a few lines later, we are told of mitigation methods? If it doesn't interfere, there is no need for interference mitigation. You would think so, but that's not how it works. Take cell phones. How many "average people" really know the most basic things about how they work? I'm not talking about CDMA or even analog vs. digital, but just the idea that they are little radio transceivers? Look at the people opposing cell towers as "sources of radiation" - yet demanding perfect coverage, and holding the dern things next to their heads for many minutes per day. Note how the solutions that have evolved have included disguised sites, and the use of more cells with reduced coverage. "Inverse square law"? Puhleeze! Why do you think the 'phone folks revived the term "wireless"? Because the "'phone folks" did NOT "revive" it. The term "wireless" of modern use came from the LAN people, those who design and make Local Area Networks. The first LANs were WIRED. Wiring can be expensive and cumbersome in most areas so the LAN folks brought in low-power RF linking, or "wireless LANs." That was popular and grew. "Wireless" as the word is used now is almost anything not needing wires to connect audio, video, or data over short distances. An automobile was once referred to as a "horseless buggy." That kind of description hasn't been in use much in either today's society nor even that of my childhood. For the same reason, modern society does NOT think of "wireless' as anything like the old 1920s term of radio. If the "'phone folks" called cellular anything, it was "mobile." It still is and many industry folks refer to it as "mobile," synonymous with "cell" and "cellular." [count on another argument and ignitor of potential flame wars concerning the above...some folks don't stop at mere facts in here when it comes to wanting to fight...:-) ] |
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In article ,
(Len Over 21) writes: In article , PAMNO (N2EY) writes: In article , Mike Coslo writes: Even if a person is completely ignorant of how BPL works, wouldn't the average person get a little suspicious when we are told that it doesn't interfere, and then a few lines later, we are told of mitigation methods? If it doesn't interfere, there is no need for interference mitigation. You would think so, but that's not how it works. Take cell phones. How many "average people" really know the most basic things about how they work? I'm not talking about CDMA or even analog vs. digital, but just the idea that they are little radio transceivers? Look at the people opposing cell towers as "sources of radiation" - yet demanding perfect coverage, and holding the dern things next to their heads for many minutes per day. Note how the solutions that have evolved have included disguised sites, and the use of more cells with reduced coverage. "Inverse square law"? Puhleeze! Why do you think the 'phone folks revived the term "wireless"? Because the "'phone folks" did NOT "revive" it. Yes, they did. The term "wireless" of modern use came from the LAN people, those who design and make Local Area Networks. The first LANs were WIRED. I know, Len, I've run the wires for them. Wiring can be expensive and cumbersome in most areas so the LAN folks brought in low-power RF linking, or "wireless LANs." That was popular and grew. So? "Wireless" as the word is used now is almost anything not needing wires to connect audio, video, or data over short distances. Why not use the word "radio"? An automobile was once referred to as a "horseless buggy." Horseless carriage. That kind of description hasn't been in use much in either today's society nor even that of my childhood. Really? For the same reason, modern society does NOT think of "wireless' as anything like the old 1920s term of radio. No. "Radio" was known as "wireless" as a shortened version of "wireless telegraph" or "wireless telephone". The term stuck around much longer in British Commonwealth countries - well into WW2 at least. If the "'phone folks" called cellular anything, it was "mobile." It still is and many industry folks refer to it as "mobile," synonymous with "cell" and "cellular." Maybe where you are. But around here the term "wireless" is used interchangeably. The point is that they avoided the use of the word "radio". "Wireless" sounds new and exciting to people who don't know it's a recycled term. [count on another argument and ignitor of potential flame wars concerning the above...some folks don't stop at mere facts in here when it comes to wanting to fight...:-) ] You must have written that looking in the mirror, Len, because you never let the facts stand in your way... |
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