A440 Frequency - Search Videos

The Frequency They Changed — And Why Everything Sounds Wrong

YouTubeErased Century

The Frequency They Changed — And Why Everything Sounds Wrong

Beethoven’s tuning fork (A=455.4 Hz) proves A440 was not “natural” but chosen. From France’s 1859 diapason normal (A=435) to Verdi’s 432 Hz appeal, then the mass destruction of Europe’s bells, this is the hidden story of how local pitch died and cathedrals were left as unplayed instruments. Most people argue 432 vs 440. That debate ...

480.7K views6 months ago

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