Who is the stupid idiot in the FCC who thought of AM digital It will be
useless the idea of digital is a high quality signal you just wont get at AM
not only that fading will kill the signal and gaps will be received. Not to
mention interference to analogue signals VHF is the only band that can take
it 

-----Original Message-----
From: For blind ham radio operators [mailto:[log in to unmask]]
On Behalf Of Lou Kline
Sent: 05 April 2007 03:24
To: [log in to unmask]
Subject: Re: Fw: [NYDXA-List] FCC Approves IBOC Go Ahead

There goes the neighborhood!

73, de Lou K2LKK

At 05:35 PM 4/3/2007 -0400, you wrote:
>This may be old news to some of you, but it's the first I've heard of it,
>and I thought I'd share it with the list.
>
>Steve
>
>========================================
>
> From the MT American Bandscan blog website:
>
>Thursday, March 22, 2007
>Nighttime AM IBOC approved - final IBOC rules adopted
>
>The Radio Ink online news site reports the FCC has this morning approved
>final
>rules for digital terrestrial radio in the US.
>
>Read the link for more details. A few highlights:
>
>No prior FCC approval is necessary to begin digital operation.
>
>AM stations, previously limited to daytime-only digital operation, will be
>allowed to run their digital signals at night.
>
>Stations must offer at least one free-to-air program stream, simulcasting
>their analog signal. Additional program streams may be broadcast, either
>free
>or subscription (FM only; AM IBOC lacks the technical ability to
multicast).
>
>Content rules - EAS, legal IDs, etc. - will be applied to all streams of
the
>IBOC signal.
>
>Digital-only stations will not be allowed at this time (apparently this
will
>stymie the plans of North Carolina stations WHDX and WHDZ which had
>reportedly
>planned to sign on as digital-only operations). IBOC stations must maintain
>their analog operations.
>
>No deadline has been set for shutting down analog radio and going
>digital-only.
>
>The FCC has not yet released a Public Notice on this (keep an eye on the
FCC
>website). Usually, this kind of proceeding takes effect 30 days after
>publication in the Federal Register; said publication will take between a
>few
>days and a week. So one might expect AM stations to begin operating in
>digital
>mode at night in about 5 weeks, around the beginning of May. I would not
>rule
>out the possibility of stations that are already operating IBOC during the
>day
>receiving Special Temporary Authority to engage in nighttime digital
>operation
>before the new rules go into effect. Indeed, I would not rule out blanket
>Special Temporary Authority to cover all IBOC stations.
>
>Many of the 50kw clear-channel stations are already equipped for IBOC and
>will
>likely begin operating at night as soon as the rules go into effect. The
>likely result will be massive interference in the 640-1220 and 1500-1580KHz
>bands. I don't see the new rules spurring many stations to add IBOC though,
>if
>they aren't already running it. IBOC is not particularly popular among the
>smaller stations in 540-630, 1230-1490, or above 1580KHz and I don't think
>it
>will become so particularly quickly.
>
>I guess time will tell.
>
>--
>Charles J. Hargrove - N2NOV
>NYC ARECS/RACES Citywide Radio Officer/Skywarn Coord.
>US Coast Guard Auxiliary Flotilla 5-10 VFC & Div 5 Comms Officer
>
>
>
>--
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>1:09 PM

Louis Kim Kline
A.R.S. K2LKK
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