[BC] I don't want to go away

[Bernie Courtney]

third time's a charm, this is the correct KTU link--
http://www.radio-locator.com/cgi-bin/pat?call=WKTU&service=FM&status=L&hours=U

I also overlaid the coverage maps of both stations real quick in photoshop,
http://nyclubkid.com/WKTU-WPRBCoverage.gif





On 1/22/06, DANA PUOPOLO <dpuopolo at usa.net> wrote:
>
> OOPs!
>
> Here's the WKTU link:
>
>
> http://www.radio-locator.com/cgi-bin/pat?call=WPRB&service=FM&status=L&hours=U
>
>
> ------ Original Message ------
> Received: Sun, 22 Jan 2006 09:05:36 AM PST
> From: DANA PUOPOLO <dpuopolo at usa.net>
> To: "Broadcasters' Mailing List" <broadcast at radiolists.net>
> Subject: Re: [BC] I don't want to go away
>
> IBOC FM works great in the lab, and in the desert, where there are very
> few
> short spaced stations. In the east and in CA, it will fail miserably.
> Here's an example, extreme but nonetheless real. There are two full class
> B
> stations in metro NYC that are first adjacents and but 35-40 miles apart.
> The
> frequencies involved are 103.3 and 103.5. The 103.5 is highly rated WKTU,
> a
> Clear Channel station. The other station is WPRB, owned by Princeton
> College.
> Imagine what's going to happen to the space between these two when both
> light
> up IBOC! Millions of people in New Jersey are not going to hear their
> favorite
> stations any more. It most certainly will hurt WKTU's ratings in NYC,
> likely
> costing Clear Channel millions of dollars.
>
> Check it out for yourself:
>
>
> http://www.radio-locator.com/cgi-bin/pat?call=WPRB&service=FM&status=L&hours=U
>
>
> http://www.radio-locator.com/cgi-bin/pat?call=WPRB&service=FM&status=L&hours=U
>
> This scenario will be repeated in many east coast markets.
>
> And this is the FM IBOC, thre better of the two (at least in my opinion).
>
> -D
>
>
>
> ------ Original Message ------
> Received: Sun, 22 Jan 2006 08:48:18 AM PST
> From: Barry McLarnon <bdm at bdmcomm.ca>
> To: "Broadcasters' Mailing List" <broadcast at radiolists.net>
> Subject: Re: [BC] I don't want to go away
>
> On Saturday 21 January 2006 23:06, Steve wrote:
> > I love your idea about freezing the number of stations currently lit
> > becoming the test base. This will keep the horse in the barn until all
> > the bugs are worked out. (of course this is so simple someone missed it)
> > Is there someone in this group who could petition the commission in the
> > name of this fine group? OR am I just p***ing in the wind?
>
> Ah, that's the rub: this is not a debugging exercise.  We're faced not
> with
> bugs, but a fundamental design flaw.  There is no engineering solution,
> short of throwing the system on the scrap heap and starting over.
>
> The hybrid FM IBOC system is a nasty design that spews all of its digital
> noise on the adjacent channels.  A case can be made, however, that there
> is a worthwhile tradeoff here.  Analog coverage will be negatively
> impacted in some cases, but one gains the capability of delivering
> multiple audio services that are relatively immune to multipath problems.
> There will definitely be some losers on the FM band (rimshots, LPFM's,
> etc.), but it can at least be argued that it is an overall win for the
> industry.
>
> No such argument applies to the AM IBOC system.  The AM band is totally
> unsuitable for the hybrid approach that uses the adjacent channels for the
> digital add-on.  It's simply a train wreck.  Any competent communications
> engineer who did a thorough analysis of the available data back in
> 2000-2001 could have predicted this fiasco, but it's here today because
> the NAB insisted that there had to be an IBOC system for both bands, no
> matter the cost.
>
> Barry
>
> --
> Barry McLarnon VE3JF  Ottawa, ON
>
>
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