File:Atmosphericnoise.PNG
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Size of this preview: 763 × 599 pixels. Other resolutions: 306 × 240 pixels | 611 × 480 pixels | 792 × 622 pixels.
Original file (792 × 622 pixels, file size: 103 KB, MIME type: image/png)
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Summary
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| Description | Amount of atmospheric noise for LF, MF, and HF spectrum according CCIR322 - with overlaid lines added by G3JWI for published presentation on behalf of RSGB. |
| Date | |
| Source | http://en.wikipedia.org/wiki/File:Atmosphericnoise.PNG |
| Author | http://en.wikipedia.org/wiki/User:Threeme3 |
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Original upload log
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The original description page is/was here. All following user names refer to en.wikipedia.
- 19:29, October 15, 2009 Threene3 (115 bytes) (Amount of atmospheric noise for LF, MF, and HF spectrum according CCIR322)
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:36, 30 September 2023 | | 792 × 622 (103 KB) | Astro-Tom-ical (talk | contribs) | Converted hyphens to propper minus signs. Converted subst. "u" to actual "µ". |
| 23:40, 19 September 2023 |  | 792 × 622 (103 KB) | Astro-Tom-ical (talk | contribs) | Moved blue label and added blue arrow for clarity; converted gridlines to grey | |
| 15:56, 2 October 2016 |  | 792 × 622 (73 KB) | Cmdrjameson (talk | contribs) | Compressed with pngout. Reduced by 37kB (33% decrease). | |
| 20:24, 28 August 2010 |  | 792 × 622 (111 KB) | Tonelada (talk | contribs) | {{Information |Description=Amount of atmospheric noise for LF, MF, and HF spectrum according CCIR322 |Source=http://en.wikipedia.org/wiki/File:Atmosphericnoise.PNG |Date=15/10/2009 |Author=http://en.wikipedia.org/wiki/User:Threeme3 |Permission= |other_ver |
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