Meinl Planetary Tuned Sidereal Day Tuning Fork

The Meinl Planetary Tuned Sidereal Day Tuning Forks create a sustained warm tone in the frequency of 227.43Hz / A3#. Designed for use in therapeutic applications such as yoga meditation and sound massage the Meinl Sidereal Day Tuning Forks are matched to the frequencies of the sun moon and planets using the calculations of Hans Cousto (The Cosmic Octave).