SOLFEGGIO FREQUENCIES 639 HZ FREQUENCY CAN BE FUN FOR ANYONE

This can be a fairly easy way to reference the pitch of different musical notes. Click on any on the frequencies to Engage in a tone with that note/frequency, just be sure your quantity isn't established far too significant, the higher pitched notes is often Specially rigorous.The A4 at 440 Hz is highlighted over the chart. For additional geeking o