Episode 8: Sound Effects Part 1

Episode 8 of the The Cosmic Classroom podcast, hosted by Sarah Tyk, titled "Episode 8: Sound Effects Part 1" was published on April 4, 2024 and runs 74 minutes.

April 4, 2024 ·74m · The Cosmic Classroom

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Summary

What is sound? Why are instruments tuned to a frequency of 440Hz? Is 432Hz the heartbeat of the Earth? In this episode we explore the answer to these questions. We'll also take a look at the conspiracy behind the international tuning standard of 440Hz. Notes from the show: Sinusoidal sound wave: https://www.britannica.com/science/sound-physics Sound waves of human voices: https://royalsocietypublishing.org/cms/asset/2f39142d-ac27-4f8d-b661-2f99140023a3/rsos191642f01.jpg Online tone generator: https://onlinetonegenerator.com/ YouTube video of guitarist playing a scale tuned to 432Hz or 440Hz: https://www.youtube.com/watch?v=8Ze44-Ppj-c Scientific tuning: https://en.wikipedia.org/wiki/Scientific_pitch Dr. Leonard Horowitz's paper on musical cult control: https://web.archive.org/web/20100710160537/http://web.mac.com/len15/MUSICAL_CULT_CONTROL/Leonard_G._Horowitz.html

Episode Description

What is sound? Why are instruments tuned to a frequency of 440Hz? Is 432Hz the heartbeat of the Earth? In this episode we explore the answer to these questions. We'll also take a look at the conspiracy behind the international tuning standard of 440Hz.

Notes from the show:

Sinusoidal sound wave: https://www.britannica.com/science/sound-physics

Sound waves of human voices: https://royalsocietypublishing.org/cms/asset/2f39142d-ac27-4f8d-b661-2f99140023a3/rsos191642f01.jpg

Online tone generator: https://onlinetonegenerator.com/

YouTube video of guitarist playing a scale tuned to 432Hz or 440Hz:

https://www.youtube.com/watch?v=8Ze44-Ppj-c

Scientific tuning: https://en.wikipedia.org/wiki/Scientific_pitch

Dr. Leonard Horowitz's paper on musical cult control: https://web.archive.org/web/20100710160537/http://web.mac.com/len15/MUSICAL_CULT_CONTROL/Leonard_G._Horowitz.html

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