[BC] FCC Deletes digital report from today's meeting

Mike McCarthy Towers
Sun Jul 16 17:04:54 CDT 2006


Worst case scenario...IE highest average signal of both stations under all 
conditions.

MM

At 07:30 AM 7/16/2006 -0400, r j carpenter wrote
>But there is fading in skywave propagation, so the D/U ratio must vary all
>over the map. How much fade margin must be allowed - for either the D or U
>signal???
>
>bob c.
>
>
>From: Robert Meuser <Robertm at broadcast.net>
> > The D/U for digital (any flavor) is around 16 - 17 db.
>
>Mike McCarthy wrote:
> > In an analog world where the D/U ratio is something like 40dB, your
> > argument is correct.  In a digital world, the D/U ratio could be as
> > little as 6 dB and there would be no problem receiving/decoding the
> > signal. I can see where a NUMBER of arrays would be able to go omni with
> > digital...day AND night..
>
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