Image: Atmosphericnoise
Size of this preview: 763 × 599 pixels. Other resolutions: 306 × 240 pixels | 792 × 622 pixels.
Original image (792 × 622 pixels, file size: 73 KB, MIME type: image/png)
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.
Title: Atmosphericnoise
Credit: http://en.wikipedia.org/wiki/File:Atmosphericnoise.PNG
Author: http://en.wikipedia.org/wiki/User:Threeme3
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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