Original file (896 × 730 pixels, file size: 33 KB, MIME type: image/png)

Summary

Description Screen capture of Letter beacon "D" on 5153.7 kHz. Receiver tuned on 5137 kHz (USB).
Date
Source Radio signal capture using Spectrum Laboratory V2.7
Author Screen capture: K. Krallis, SV1XV
Spectrum Laboratory program: Wolfgang Buescher, DL4YHF

Licensing

This screenshot either does not contain copyright-eligible parts or visuals of copyrighted software, or the author has released it under a free license (which should be indicated beneath this notice), and as such follows the licensing guidelines for screenshots of Wikimedia Commons. You may use it freely according to its particular license. Free software license:

GNU head

This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version. This work is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See version 2 and version 3 of the GNU General Public License for more details.

Note: if the screenshot shows any work that is not a direct result of the program code itself, such as a text or graphics that are not part of the program, the license for that work must be indicated separately.

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copyright status

copyrighted

copyright license

GNU General Public License, version 2.0 or later

inception

1 November 2009

data size

34,012 byte

height

730 pixel

width

896 pixel

media type

image/png

checksum

9e4465b88ab776f0fb2c97918d15e04aed6addda

determination method or standard: SHA-1

File history

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Date/TimeThumbnailDimensionsUserComment
current19:53, 1 November 2009Thumbnail for version as of 19:53, 1 November 2009896 × 730 (33 KB)Sv1xvModified image to avoid problems with copyright paranoids,
19:26, 1 November 2009Thumbnail for version as of 19:26, 1 November 2009896 × 730 (35 KB)Sv1xv=={{int:filedesc}}== {{Information |Description=Screen capture of Letter beacon "D" on 5153.7 kHz |Source=Radio signal capture using Spectrum Laboratory V2.7 |Date=2009-11-01 |Author=Wolfgang Buescher, DL4YHF |Permission= |other_ve

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