[Steve Van Doorn]

There is the "gods" tone 432 hz some call it. In the 1970's they developed a heart attack gun using a very specific tone (this isn't verified)
https://www.collective-evolution.com/2018/03/04/what-the-432-hz-miracle-tone-sounds-like-listen-a-healing-frequency-to-raise-your-vibration/

[numberonepal]

I have the Solfeggio frequencies playing almost constantly. I’m thinking about piping it throughout the house.