File:SpreadF-NPS.gif

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SpreadF-NPS.gif (400 × 200 pixels, file size: 13 KB, MIME type: image/gif, 0.2 s)

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Summary

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Description
English: Ray diagram of Spread F event. The uneven distribution of free electrons in the F layer causes HF to spread out or have other unusual propagation characteristics.
Deutsch: Strahlendiagramm eines Spread-F-Ereignisses. Die ungleichmäßige Verteilung freier Elektronen in der F-Schicht läßt Kurzwellen sich aufspreizen oder andere ungewöhnliche Ausbreitungseigenschaften haben.
Date
Source http://www.weather.nps.navy.mil/~psguest/EMEO_online/module3/module_3_3.html
Author Naval Postgraduate School
Permission
(Reusing this file)
http://www.nps.navy.mil/NPS/Disclaimers.htm

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Public domain
This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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Date/TimeThumbnailDimensionsUserComment
current00:29, 13 March 2007Thumbnail for version as of 00:29, 13 March 2007400 × 200 (13 KB)Sebman81 (talk | contribs){{Information |Description=Ray diagram of Spread F event. The uneven distribution of free electrons in the F layer causes HF to spread out or have other unusual propagation characteristics. |Source=http://www.weather.nps.navy.mil/~psguest/EMEO_online/modu

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