FrequencyAnimation.gif(288 × 480 pixels, file size: 38 KB, MIME type: image/gif, looped, 8 frames, 2.0 s)

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Summary

Description
English: Three flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in Hertz ("Hz"), meaning the number of flashes per second. T is the period in seconds ("s"), meaning the number of seconds per flash. T and f are always inverses.
Date
Source Own work
Author Sbyrnes321

Images made and exported to gif with MS Powerpoint, animated with Photobie.

Licensing

Public domain 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.

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23 September 2010

File history

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Date/TimeThumbnailDimensionsUserComment
current12:39, 27 April 2014Thumbnail for version as of 12:39, 27 April 2014288 × 480 (38 KB)PannageOptimized file size and repair of animation previous version.
17:41, 26 April 2014Thumbnail for version as of 17:41, 26 April 2014288 × 480 (92 KB)JackmcbarnReverted to version as of 20:06, 31 May 2012: Optimization broke the animation
17:33, 26 April 2014Thumbnail for version as of 17:33, 26 April 2014288 × 480 (36 KB)PannageOptimized file size.
20:06, 31 May 2012Thumbnail for version as of 20:06, 31 May 2012288 × 480 (92 KB)Sbyrnes321Many people have complained that the image is distracting and annoying. This version should be better--slower flicking, smaller images, black-and-white, and less contrast between on and off.
14:20, 21 October 2010Thumbnail for version as of 14:20, 21 October 2010288 × 480 (26 KB)SWFlashOptimized file size
21:42, 23 September 2010Thumbnail for version as of 21:42, 23 September 2010288 × 480 (92 KB)Sbyrnes321{{Information |Description={{en|1=Three flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in Hertz ("Hz"), meaning the number of flashes per second. T is the period in seconds ("s"), meaning the number of secon

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