[null and void]

Hmmm, 432 Hz is cited as the best brain syncing and healing tone.

[SaxxonWoods]

“Hmmm, 432 Hz is cited as the best brain syncing and healing tone.”

Yes, a few records have been recorded using that tuning. It does sound different from 440 which is a bit more strident. It easier for most people (including me) to sing in that tuning also.