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Re: VLF: 8.97kHz - Near field and radiated signals, and all the nice exp

To: [email protected]
Subject: Re: VLF: 8.97kHz - Near field and radiated signals, and all the nice experiments :-)
From: pws <[email protected]>
Date: Sat, 29 May 2010 08:27:36 +0200
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Hi Stefan,

You wrote:
> ...
> Thus, the strong LF and MF broadcast signals are well attenuated,
> as it seems. I am interested what happens in the night, when QRM goes
> down and the LF/MF DX window opens. The grabber2 is still available at
> http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_VLF_Grabber2.html

Looking good, congrats! I wonder about that signal visible at 2100 Hz. It
shows a typical MSK-bandwidth and a diurnal run not unlike the others
above. May be it's mirrored from next Nyquist-domain:
24000 + (24000-2100) = 45900 ==> NSY, Sicily, usually very strong.

Gruesse aus Kiel,
Peter


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