Meinl Sonic Energy Tuning Fork - Schumann Resonance - 250.56 Hz/H3 (TF-SF)
Meinl Sonic Energy Tuning Fork - Geomagnetic Field - 149.74 Hz (TF-E-GEO)
Meinl Sonic Energy Tuning Fork - Hydrogen Gamma - 157.04 Hz (TF-E-HY)
Meinl Sonic Energy Tuning Fork - Apsidis' Rotation - 246.04 Hz/E3 (TF-M-AR)
Meinl Sonic Energy Tuning Fork - Culmination Cycle - 187.61 Hz/F#3 (TF-M-CU)
Meinl Sonic Energy Tuning Fork - Moon Knot - 234.16 Hz/A#3 (TF-M-K)