Sonic Energy's planet-tuned tuning forks are manufactured in Germany according to Hans Cousto's calculation (The Cosmic Octave). Each tuning fork is tuned exactly to the frequency of the respective celestial body in order to achieve a therapeutic effect. 

 The Therapy Tuning Forks are made of Nickel-Plated Premium Grade Steel - matte finish with an ergonomic cork grip for a comfortable feel.

1. Chiron - 172.86 Hz (TF-CH)

2. Earth - 136.10 Hz (TF-E)

3. Geomagnetic field - 149.74 Hz (TF-E-GEO)

4. Hydrogengamma - 157.04 Hz (TF-E-HY)

5. Platonic Year - 172.06 Hz (TF-E-PL)

6. Sidereal Day - 194.71 Hz (TF-E-SI)

7. Synodic Day - 194.18 Hz (TF-E-SY)

8. Jupiter - 183.58 Hz (TF-J)

9. Apsidis' rotation - 246.04 Hz (TF-M-AR)

10. Culmination Cycle - 187.61 Hz (TF-M-CU)

11. Moon Knot - 234.16 Hz (TF-M-K)

12. Metonic cycle - 229.22 Hz (TF-M-MC)

13. Sidereal Moon - 227.43 Hz (TF-M-SI)

14. Saros' Period - 241.56 Hz (TF-M-SP)

15. Synodic Moon - 210.42 Hz (TF-M-SY)

16. Mars - 144.72 Hz (TF-MA)

17. Mercury - 141.27 Hz (TF-ME)

18. Neptune - 211.44 Hz (TF-N)

19. Pluto - 140.64 Hz (TF-PL)

20. Sun - 126.22 Hz (TF-S)

21. Saturn - 147.85 Hz (TF-SA)

22. Sedna - 181.60 Hz (TF-SE)

23. Schumann Frequency - 250.56 Hz (TF-SF)

24. Uranus - 207.36 Hz (TF-U)

25. Venus - 221.23 Hz (TF-V)

26. Master Tuning Fork - 128 Hz (TF-128)

27. Master Tuning Fork 2 - 256 Hz (TF-256)

28. Lilith - 123.02 Hz (TF-M-L)

29. Eros - 154.66 Hz (TF-ER)

For an extra comfortable activation of the tuning fork we recommend our Meinl Sonic Energy Mallet "SB-PM-SR-S".