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Re: LF: Re: U.S. VLF License WH2XBA

To: [email protected]
Subject: Re: LF: Re: U.S. VLF License WH2XBA
From: Paul Nicholson <[email protected]>
Date: Sun, 02 Mar 2014 14:37:36 +0000
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A spectrogram in 1/120 seconds = 8.33 mHz resolution

 http://abelian.org/vlf/tmp/29499_140302f.gif

The brightness is normalised to the background noise
level and the Z scale is S/N power ratio (not dB).

Looks like it might be Morse but is not readable.
S/N is too poor in this wide bandwidth.

--
Paul Nicholson
--


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