Crystal Vibes Gemini D and D# Notes Quartz Crystal Singing Bowl #cg7dp40dsm20 37000084
D Note Bowl
Note: D +40 cents Octave: 4 Frequency: 300.8 Hz
D# Note Bowl
Note: D# -20 cents Octave: 4 Frequency: 307.3 Hz
Frequency Difference: 6.6 Hz (Theta Binaural)
Both ends of the Gemini bowl are Clear Quartz Crystal, 7 inches in diameter, connected at the base by a hollow handle, allowing for easy handling, without affecting the sustain of the notes.
Rim Thickness: ~2.2 mm
For more information on the 5 Main Brainwaves, you may visit the following link: https://www.silverskyimports.com/pages/information/delta-theta-alpha-beta-gamma-frequency-brain-waves.html
