432 Hz Explained: Tuning, Myths and What Listening Tests Show
What 432 Hz means, how it differs from the 440 Hz tuning standard, where the claims come from, and what small listening tests have and haven’t shown.
Frequencies
432 Hz, 528 Hz, the Solfeggio tones, the 7.83 Hz Schumann resonance: these numbers come up often in sound apps and videos. This topic looks at each one plainly: what it is, where the idea comes from, and what is actually known.
Most of these ideas come from tradition or online claims rather than research, and we say so. Enjoy them as sounds; the articles help you tell a tuning from a tone and a tone from a beat.