[AMRadio] AM IARU Region 2 Bandplan


Bob Macklin macklinbob at msn.com
Mon Mar 8 14:23:31 EST 2010


All that is need for communications grade AM is 300Hz to 3KHz audio. Just 
use a 6db/octave rolloff at 3KHz.

There is not much 3KHz or higher energy in the human voice.And we are not 
supposed to be playing music.

Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"
----- Original Message ----- 
From: <sbjohnston at aol.com>
To: <amradio at mailman.qth.net>
Sent: Sunday, March 07, 2010 7:02 PM
Subject: Re: [AMRadio] AM IARU Region 2 Bandplan


> Further response from the ARRL President:
>
> - - - - - - - -
>
> Hi Steve,
> In the USA we are regulated by the FCC's Rules, not by this band plan.
> The
> Region 2 band plan cannot require any licensee in the USA to measure
> occupied bandwidth for any mode of operation, because it has no
> regulatory
> force in this country. The Region 2 band plan does not even refer to
> measurement of occupied bandwidth. Please don't over-react to the
> bandwidth
> column. It does not obligate American hams to make any technical
> measurements and imposes no burden on us. It is information that is
> desired
> by Amateurs in some other countries, and that's all.
> 73 - Kay N3KN
>
> - - - - - - - -
>
>
> Steve WD8DAS
>
> sbjohnston at aol.com
> http://www.wd8das.net/
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