20 dB over S9 from the northeast direction from Maryland
This definitely is not a low power transmitter!
73
Frank
W3LPL
----- Original Message -----
From: "NC3Z" <nc3z@centurylink.net>
To: topband@contesting.com
Sent: Sunday, December 7, 2014 9:38:34 PM
Subject: Re: Topband: Unknown Pulse Signal Wiping out 1900-1925 kHz
Very strong in the mid-Atlantic region also. Sawtooth sweep of a signal.
Gary Mitchelson
NC3Z Davidsonville, MD FM18
NC3Z/4 Pamlico County, NC FM15
http://www.mitchelson.org/
On 12/7/2014 3:55 PM, Donald Chester wrote:
> Kind of a pulsating buzzing sound, centred around 1915, but audible down to
> slightly below 1900 and up to approximately 1925. At its centre frequency
> last night (Saturday), it was just as strong as any CW contest signal.
>
> It was particularly loud (S9 + 30) in the Northeast and ops with
> beverage antennas are reporting that it appears to be coming over the horizon
> in a south easterly direction, while others say it is possibly coming from
> Europe or
> Polar Russia. Whether this is a harmonic, a spur or something coming from an
> intentional radiator, it has made regular QSO operation between 1900 and 1930
> almost unbearable for the past three nights now.
>
> All the more reason to hope that the FCC goes ahead and adopts their
> proposed reallocation of 1900-2000 to delete sharing with radiolocation and
> to restore amateurs to primary status. Although many 160m
> ops seemed to blow off this NPRM while the comment period was still open as
> if it were much ado about nothing, a few of us maintained that it was of
> utmost
> importance for the amateur community to flood the Commission with comments
> supporting their
> proposal.
>
> Although GPS has pretty much killed 160m radiolocation for the
> moment, we never know when some new service might attempt to start up in this
> part of the spectrum under the guise of Radiolocation. That could be what's
> happening right now. For those only interested in DX and contesting in the
> bottom end of the band and who sometimes appear not to even consider
> 1900-2000 as part of the band, still must remember that if some new service
> were to displace amateurs
> from the top half, congestion in the 1800-1900 kHz segment (including the DX
> window) would likely become unbearable.
>
> The FCC proposal, if adopted, would protect
> amateur status in the entire 160m band once and for all, and let's hope it is
> not already too late.
>
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