Topband: Overseas Allocations

Wed Apr 21 21:40:07 EDT 2004

Don, et. al.:

Dont forget there were base ends of some cordless telephones around 1750 -
1760 KHz maybe 20 years ago.  Some in my neighborhood were "high power" and
would splatter up to 1860.  I am glad they died out.

73    George    K8GG
----- Original Message ----- 
From: "Donald Chester" <k4kyv at hotmail.com>
To: <topband at contesting.com>
Sent: Wednesday, April 21, 2004 8:05 PM
Subject: Re: Topband: Overseas Allocations

>
> >If you think about 160M, it was historically the "bastard child" of Loran
> >for
> >many years.  Finally around 1980 we got the full band back and then, some
> >time later we got the upper band back at a full KW power level.
> >
> >If you think that was progress at a snail's pace, consider this - BELGIUM
> >(ON) did not get 160M back until JANUARY 1, 1987!
> >
> >Hungary came even later I think.  That's hard to believe.
>
> We STILL haven't got the full band back.  Before WWII, the U.S. band was
> 1715-2000, with a cw subband from 1715-1800.  For a brief period, the band
> was shifted to 1750-2050, a full 300 khz, but Pearl Harbor ended that,
> perhaps before anyone ever transmitted in the newly-allocated 2000-2050
> segment.
>
> Today, the spectrum between 1705 (the expanded AM BC band) and 1800 is
> occupied by Radiolocation, but in recent years the radiolocation activity
> has been dropping off.  1900-2000 is shared with radiolocation; there were
a
> half dozen or so beacons in operation in the early 90's, but now there is
> only one station that is regularly heard (the one on about 1947 kHz).  I
> suspect the advent of GPS is leading to the gradual demise of 160m
> radiolocation.
>
> If radiolocation goes away, who will inherit the spectrum?  Maybe the
> amateur community should begin lobbying for the return of 1715-1800 kHz!
>
> Don K4KYV
>
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