Beats

Описание: 117 - Beats

In this video Paul Andersen explains how beats are created through interference of waves with similar frequencies. The changes in amplitude are caused by destructive and constructive interference. The frequency of beats is equal to the difference in frequency of the two waves.

https://www.szynalski.com/tone-genera...

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Music Attribution
Title: String Theory
Artist: Herman Jolly
http://sunsetvalley.bandcamp.com/trac...

All of the images are licensed under creative commons and public domain licensing:

Adjwilley. English: The Sum (blue) of Two Sine Waves (red, Green) Is Shown as One of the Waves Increases in Frequency. The Two Waves Are Initially Identical, Then the Frequency of the Green Wave Is Gradually Increased by 25%. Constructive and Destructive Interference Can Be Seen., February 4, 2013. Own work. http://commons.wikimedia.org/wiki/Fil....
Multimotyl. English: Dagmar Andrtová-Voňková Tuning Guitar at Evžen, Opava, Czech Republic, [object HTMLTableCellElement]. Own work. http://commons.wikimedia.org/wiki/Fil....