This really is a straightforward strategy to reference the pitch of different musical notes. Click on any on the frequencies to Enjoy a tone with that note/frequency, just ensure that your volume just isn't set too high, the large pitched notes could be Specially rigorous. Modern-day investigation on solfeggio https://shanegynes.blogpostie.com/54052091/an-unbiased-view-of-solfeggio-frequency-396-hz