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#1
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It’s a dramatic idea that would change infrastructure reaching back to the
very roots of our industry. A group made up primarily of broadcast consulting engineers proposes a new use for TV Channels 5 and 6 in the United States once their occupants migrate to digital. It recommends the reallocation of part of that spectrum for the use of the country’s AM stations. The group, calling itself the Broadcast Maximization Committee, recommends the conversion and migration of all AM stations over an extended period of time and with digital transmissions only. It also proposes relocating the LPFM service to a portion of this spectrum and expanding the NCE service into the adjacent portion. The group made its proposal in a filing to the FCC as part of the broadcast diversity proceeding (Docket 07-294). Comments in that proceeding were due this week. Other organizations also have used the proceeding to discuss how the radio spectrum should be structured; but these comments are likely to draw new attention to the plight of AM stations and possible ways to help the occupants of the senior band. Engineering Consultant John Mullaney, a proponent of using Channels 5 and 6 for radio, is part of BMC. Noting that similar proposals to use that space for radio stations have been dismissed by the commission as premature until the DTV transmission is done, the group says the time is ripe for this proposal. Although LPFMs and NCE stations would benefit, AMs would gain the most, the group contends. The proposal would move virtually all AM stations to the new band. The engineers lay out a plan under which all or most of the current AM occupants would move and parts of the existing band would be designated for users like municipalities and LPAM stations. “For clear-channel (Class A) AM stations we are proposing that the FCC will increase existing protections on the AM band and possibly re-allocate the Class As that stay in such a way that they will have enough protection from other AM stations so that they can operate HD Radio day and night without creating interference,” BMC member Bert Goldman told Radio World. “This reduction in AM noise will allow the remaining Class A stations to increase their daytime and nighttime interference-free service by removing all other AM stations.” Each channel is anticipated to be structured in such a way that the station may decide if they want greater robustness of signal (and greater coverage like in rural locations) or less robustness and up to four program channels. BMC is not proposing a digital standard at this time. BMC has also proposed a way to move the estimated 24 post-transition DTV stations out of Channels 5 and 6. The proposal is signed by Mullaney, Goldman, Mark Lipp, Paul H. Reynolds, Joseph Davis, Clarence Beverage, Laura Mizrahi, Lee Reynolds and Alex Walsh. Nuts and Bolts of BMC’s AM Migration Plan 8.01.2008 Here are the nuts and bolts of the Broadcast Maximization Committee’s proposal http://www.radioworld.com/pages/s.0100/t.14794.html to use old TV spectrum for a migration of AM stations. Under the BMC plan, AMs could transition to the Channel 5/6 spectrum (100 channels 77.0 to 86.9 MHz) and operate in the digital mode. In this way, AMs “can solve the current digital problems they are experiencing, especially at night,” the group states in its proposal. BMC is proposing to: Extend the FM band to include frequencies 76.1 to 87.7 MHz FM Expanded Band (EXB) with a 100 kHz channel spacing, creating 117 new channels. The first eight channels (87.0 to 87.7 MHz) would be reserved NCE channels since they are contiguous to the current NCE band. The next 100 channels (77.0 to 86.9 MHz) would be used to migrate AM stations to the proposed FM new EXB band channels, where they would operate in digital mode. One channel on 76.9 MHz would be set aside for NOAA DHS use nationwide. The last eight channels (76.1 to 76.8 MHz) would be for LPFM use. The vacated AM band (540 to 1700 kHz) would open up for multiple uses, including improved AM broadcast service or other use. While the policies, standards and priorities for an AM migration would need to be developed, BMC has offered a technical plan to show that its proposal is possible and to encourage further discussions. “Above all, AM stations can become competitive, financially viable and immediately have some hope for better days.” |
#3
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#4
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![]() "Dave" wrote in message ... m II wrote: wrote: It's a dramatic idea that would change infrastructure reaching back to the very roots of our industry. A group made up primarily of broadcast consulting engineers proposes a new use for TV Channels 5 and 6 in the United States once their occupants migrate to digital. It recommends the reallocation of part of that spectrum for the use of the country's AM stations. Looks like a sleazy way to be able to charge people for what they now get for nothing. There's no other explanation. Why don't they move the interference causing IBOC station up there instead of the normal AM operations? This thing isn't designed to save AM. If it's true that there isn't an audience now, why should being forced to buy a new radio solve the problem? Once everything is digital, the subscriber card needed to make it all work is with us. mike What about places where FM doesn't work? AM radio is all we got. Not to mention that the VHF TV channels are NOT going away when analog goes dark next February. Those with analog channels on VHF and DTV on UHF will, for the most part, move their DTV to their VHF channels when analog goes dark. |
#5
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![]() "Brenda Ann" wrote in message ... "Dave" wrote in message ... m II wrote: wrote: It's a dramatic idea that would change infrastructure reaching back to the very roots of our industry. A group made up primarily of broadcast consulting engineers proposes a new use for TV Channels 5 and 6 in the United States once their occupants migrate to digital. It recommends the reallocation of part of that spectrum for the use of the country's AM stations. Looks like a sleazy way to be able to charge people for what they now get for nothing. There's no other explanation. Why don't they move the interference causing IBOC station up there instead of the normal AM operations? This thing isn't designed to save AM. If it's true that there isn't an audience now, why should being forced to buy a new radio solve the problem? Once everything is digital, the subscriber card needed to make it all work is with us. mike What about places where FM doesn't work? AM radio is all we got. Not to mention that the VHF TV channels are NOT going away when analog goes dark next February. Those with analog channels on VHF and DTV on UHF will, for the most part, move their DTV to their VHF channels when analog goes dark. Oh, also, the bandplan bytes... channels are too close together at 100 KHz, especially for LPFM's which are required by law to maintain a minimum 600 KHz spacing. |
#6
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Dave wrote:
What about places where FM doesn't work? AM radio is all we got. I should have been clearer in my posting. If they move anything out of the AM band, it should be only the IBOC noise makers. All the normal AM stations stay exactly where they are. In my own case, I listen to more AM than FM. I can't help but think that moving the whole of the AM band to another venue will be nothing more than a money grab, with pay as you go subscription cards. mike -- __ __ __ __ __ __ __ __ / /\ / /\ / /\ / /\ / /\ / /\ / /\ / / / /\ \/ /\ \/This space for rent/\ \/ /\ \/ / /_/ \/_/ \/_/ \/_/ \/_/ \/_/ \/_/ \/_/ Densa International© 'Think tanks cleaned cheap' Due to the insane amount of spam and garbage, I block all postings with a Gmail, Google Mail, Google Groups or HOTMAIL address. I also filter everything from a .cn server. http://improve-usenet.org/ |
#7
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On Aug 7, 7:39*am, m II wrote:
Dave wrote: What about places where FM doesn't work? *AM radio is all we got. I should have been clearer in my posting. If they move anything out of the AM band, it should be only the IBOC noise makers. All the normal AM stations stay exactly where they are. In my own case, I listen to more AM than FM. I can't help but think that moving the whole of the AM band to another venue will be nothing more than a money grab, with pay as you go subscription cards. mike -- The AM/MW Radio Band in the USA needs to have the number of Radio Stations reduced by Half to 2/3rds or even down to 1/4th. Move the excess AM/MW Radio Stations to an expanded FM Radio Band that is All Digital. ~ RHF |
#8
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On Aug 7, 1:53*pm, RHF wrote:
On Aug 7, 7:39*am, m II wrote: Dave wrote: What about places where FM doesn't work? *AM radio is all we got. I should have been clearer in my posting. If they move anything out of the AM band, it should be only the IBOC noise makers. All the normal AM stations stay exactly where they are. In my own case, I listen to more AM than FM. I can't help but think that moving the whole of the AM band to another venue will be nothing more than a money grab, with pay as you go subscription cards. mike -- The AM/MW Radio Band in the USA needs to have the number of Radio Stations reduced by Half to 2/3rds or even down to 1/4th. Move the excess AM/MW Radio Stations to an expanded FM Radio Band that is All Digital. ~ RHF * I think everyone would agree that medium wave is badly overcrowded, especially if you listen to the jumbled mess you can often hear at night. However, given the MASSIVE duplication of programming content on AM radio -- especially at night when you can't swing a dead cat without hearing "Coast to Coast AM" on about a zillion different stations, but even during the daytime with syndicated shows being found on multiple places on the dial almost anywhere you go, why not just get rid of the excess stations? If a station doesn't carry some minimum of locally-produced content, why not just cancel their license? It's hard to argue that being the third or fourth station in a market to carry Sean Hannity or Doctor Laura is in the public interest in any significant way. It's just wasting spectrum. If the stations can't come up with their own content, they should go dark and leave room for stations that can. Problem solved. And better programming results when the remaining stations serve their communities. Simple! |
#9
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wrote:
A group made up primarily of broadcast *consulting engineers proposes a new use for TV Channels 5 and 6 in the *United States once their occupants migrate to digital. It recommends the *reallocation of part of that spectrum for the use of the country’s AM *stations. * Many rural areas of the country are dependent on 50kw clear channel AM stations for basic news and entertainment. 75MHz AM stations aren't going to cut it. Art |
#10
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On Aug 7, 1:06*pm, Art Harris wrote:
wrote: *A group made up primarily of broadcast *consulting engineers proposes a new use for TV Channels 5 and 6 in the *United States once their occupants migrate to digital. It recommends the *reallocation of part of that spectrum for the use of the country’s AM *stations. * - Many rural areas of the country are dependent on 50kw - clear channel AM stations for basic news and entertainment. - 75MHz AM stations aren't going to cut it. - Art Local 100 Watt Repeaters |
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