THE 2-MINUTE RULE FOR MUSIC TUNED TO 396 HZ

Subscribing on Youtube is free. As a plan, we don't set mid-roll adverts in between any of our video clips. Ads are only revealed Firstly of your video clip, if any.The A4 at 440 Hz is highlighted around the chart. For additional geeking out, you may be interested in this interactive comparison of equivalent temperament vs just intonation .A frequ�