[BC] DRM

John Vodenik jvodenik
Tue Dec 13 14:05:22 CST 2005


Yes Dave, that's what I was talking 'bout...DRM on MW band.  No problems 
"drifting" onto your
neighbors channel.  Just sounds like such a better deal, IF you must go 
digital.  Me, I like tape hiss,
45's and 33 1/3 records, high level plate modulated AM.  The Continental SSM 
we have on our BBC transmitters does cut the power bill quite a lot, 
BUT....AM uses tubes..BIG TUBES to make things real, and you can watch the 
electrons run.
Hope to see you at NAB next year.

John @ VOA / Delano


----- Original Message ----- 
From: <DHultsman5 at aol.com>
To: <broadcast at radiolists.net>
Sent: Tuesday, December 13, 2005 11:26 AM
Subject: Re: [BC] DRM


>
> Tom and Group
>
> I think you have DRM and DRE mixed up.  DRM is Digitial Radio  Mondale 
> is
> mainly for MW and HF but plans to expand to above 100  mHz.    DRE  is 
> Digital
> Radio Express which uses the present  spectrum the FM Stereo base band 
> above
> 53 kHz.
>
> Dave
>
>
>
> In a message dated 12/13/2005 12:40:50 PM Central Standard Time,
> tom at bosscher.org writes:
>
> WFIFeng at aol.com wrote:
>> .....the Voice of America was toying  with DRM for a while....
>>From what little I have read, it seems to  me
>> to be an excellent replacement for IBAC.
>>
>>....
>> The FM version is certainly better on at least four different  fronts...
>>
>> 1) Economically: You buy the box for $9,000. You  own it. No license 
>> fees.
>> Ever.
>> 2) Technically: The DRM signal  runs in the SCA subcarrier region of your
>> existing carrier. It  hooks-up just like an SCA generator(s) There is no
> need for a
>> second  transmitter, no diplexing issues, no "stomping on your 
>> neighbors".
>> 3)  Marketplace: Receiver technology is already in use, and it can be
>>  integrated with existing receivers. (A minor mod is usually all that's
> required.) It
>> won't cost $300-$500 for a radio.
>> 4)  Portability: It may even be fully battery-friendly and portable, but
> I'm
>> not sure.
>
> Willie, you are describing DRE, or  Digital Radio Extra, that goes in
> the subcarrier region. VOA is  experimenting with DRM, or Digital Radio
> Mondial. Robert M. is the expert  on that mode.
>
> tom, very confused about life at 52  himself, bosscher
>
>
>
>
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