Re: DRM -Ain't- IBOC

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Article #506

#506

From: RHF
Date: Sat, 13 Oct 2007 22:38

41 lines
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On Oct 13, 9:13 am, SFTV_troy <SFTV_t...@yahoo.com> wrote:
> RHF wrote:
> > On Oct 12, 8:52 am, SFTV_troy <SFTV_t...@yahoo.com> wrote:
> > > RHF wrote:
> > > > > On Oct 11, 5:48 am, SFTV_troy
>
> > > > > - There's no real difference between DRM's version
> > > > > - (sitting next-to the AM signal) and HD's version
> > > > > - (also sitting next-to the AM signal).
>
> > > > IBOC AM/MW "HD" Radio - Hybrid Mode
> > > >http://www.dallas.net/~jvpoll/rfi/AM620_KMKI/AM_IBOC_Mask10.gif
> > > > - Lower Digital Sidebands {Co-SideBand}
> > > > * Analog Host Signal (Mono) {Nested}
> > > > + Upper Digital Sidebands {Co-SideBand}
>
> > - Thanks for proving my point.  HD sits *next to* the AM signal (+/-
>
> > - 10 kHz).  Same as DRM sits *next to* the AM signal  (+/- 10 kHz).
>
> > DRM = Simulcast without Specification {Sans-Mask}
> > x x x Does Not Equal x x x
> > IBOC = Intrinsic {Mask} : Nested Analog + Two Digital Co-Sidebands
>
> I still don't see the difference.  Both standards are using sidebands,
> adjacent to the analog AM signal.- Hide quoted text -
>
> - Show quoted text -

SFTV - There you go again one more time being Factually Wrong
-and- Clearly Misstating the Technical Specifications.

DRM = Simulcast without Specification {Sans-Mask}
-Note- That is Two 'separate' Signals -NOT- Sidebands
x x x Does Not Equal x x x
IBOC = Intrinsic {Mask} : Nested Analog + Two Digital Co-Sidebands
http://electronicdesign.com/Files/29/12194/Figure_02.gif


i b oc'd ~ RHF
 .

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From:  RHF <rhf-newsgroups@pacbell.net>
Newsgroups: rec.audio.tech,rec.audio.car,rec.radio.shortwave,ba.broadcast
Subject: Re: DRM -Ain't- IBOC
Date: Sat, 13 Oct 2007 15:38:25 -0700
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