very pleasing vibration, and can be used on the body and in the field, on

12th harmonic of the Schumann resonance (7.83 x 12),

If you only want to start with one fork, I recommend the Sonic Slider (93.96 Hz). This is a weighted fork with an extralong handle;

alpha-theta brainwave cusp, which is the state of dreams, REM sleep, and deep meditative states.

very soothing for an overactive mind. The

one handle of each fork on either side of the head and

used together to create the binaural beat of 7.83 Hz, which can be applied to the body via the handles or listened to in either ear.

the 7th and 8th harmonic of this important frequency of the Earth’s ionospheric cavity.

when combined, create the Schumann resonance (7.83 Hz),