Re: HD RADIO is no worse than DAB or DRM radio

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Article #780

#780

From: Telamon
Date: Mon, 01 Oct 2007 00:57

39 lines
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In article <1191188446.263584.71240@50g2000hsm.googlegroups.com>,
 Steve <sdaniel13@speakeasy.net> wrote:

> On Sep 30, 5:09 pm, "David Eduardo" <da...@davideduardo.com> wrote:
> > "SoCal Tom" <m...@champmail.net> wrote in message
> >
> > news:Crqdndk7urPjlp3anZ2dnUVZ_g-dnZ2d@championbroadband.com...
> >
> >
> >
> > > "SFTV_troy" blabbed:
> > > <... this new receiving technique would not improve the sound
> > >> (it would still be limited from 100-6000 hertz), but would only reduce
> > >> interference.
> >
> > > At least in the States, AM & FM broadcasting is limited to 50 Hz to 15KHz.
> >
> > AM is restricted by the NRSC standard to a 10 kHz brick wall.
> >
> >
> >
> > > Digital broadcasting is limited to under 20 Hz to over 20KHz, or
> > > basically, the extent of the normal human hearing range.
> >
> > > If you're listening to 100 to 6,000 Hz, you're listening to a poor
> > > telephone connection.
> >
> > Bob Orban, on the NRSC committee, found that consumer radios almost without
> > exception, rolled off by at least 10 db by 4.2 kHz, and passed practically
> > nothing over 5 kHz.
> 
> That's funny, I just asked Bob if he 'found' this and he said no way,
> that you're basically just making shit up off the top of your head.

Bob didn't test all the different model radios.

-- 
Telamon
Ventura, California

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From: Telamon <telamon_spamshield@pacbell.net.is.invalid>
Newsgroups: rec.audio.tech,rec.audio.car,rec.radio.shortwave,ba.broadcast
Subject: Re: HD RADIO is no worse than DAB or DRM radio
Organization: Internet Argonaut
References: <1191065666.205537.159420@n39g2000hsh.googlegroups.com> <1191096585.135753.167530@d55g2000hsg.googlegroups.com> <46ffb388.44729093@news.plus.net> <1191099764.677637.18050@22g2000hsm.googlegroups.com> <1191108136.459409.212620@50g2000hsm.googlegroups.com> <%vBLi.275$0I5.137@trnddc08> <1191140172.205755.136880@y42g2000hsy.googlegroups.com> <Crqdndk7urPjlp3anZ2dnUVZ_g-dnZ2d@championbroadband.com> <kgULi.30167$eY.6622@newssvr13.news.prodigy.net> <1191188446.263584.71240@50g2000hsm.googlegroups.com>
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