Have you ever heard of the 440hz conspiracy?
This article explains it.
https://globalnews.ca/news/4194106/440- ... acy-music/The pitch we use these days, 440Hz has become the universal standard only the last century from 1940.
They tell that the nazis where great advocates of the 440hz pitch because it causes more aggression
There are musicians that say that music in 432hz pitch gives more relaxation of the mind.
Some musicians want to return to the 432hz pitch as universal pitch.
In our Hauptwerk organs we have the means to listen to a piece (midi file) in 440hz or 432hz so it must be easy to compare.
some music examples
http://www.terugnaar432hz.org/music.htmlWhat do you think?
Regards Jan