Crystal Vibes Gemini D and D# Notes Quartz Crystal Singing Bowl #cg7dm45dsm20 37000158
D Note Bowl
Note: D -45 cents Octave: 4 Frequency: 285.9 Hz
D# Note Bowl
Note: D# -20 cents Octave: 4 Frequency: 307.3 Hz
Frequency Difference: 21.4 Hz (Beta range)
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.
Height: ~20.75" tall
Weight: ~1240g; 2lbs, 11oz
Rim Thickness: ~2.2 mm
This purchase includes a free suede-wrapped striker.
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