Shruti Box (Drone)
Directly measured, standardized, or well-supported in mainstream scientific or technical literature.
This entry describes an instrument or resonance reference. Therapeutic outcomes depend on context, level, instrument build, and listener response.
Review the evidence modelA small bellows-driven reed organ producing sustained drone tones. Essential in Indian classical music to establish the tonic (Sa). Used in sound healing for vocal toning and chanting support.
Sources
Historical, cultural, and practitioner sources used to document how frequencies are talked about in practice communities.
Traditional and practitioner sound-healing sources.
Historical Use
Drone accompaniment in Indian classical music, sound healing, chanting
Octave Ladder
Every audible octave of this frequency — the same tone, higher and lower.
Nearby in the Atlas
Entries within ±35 cents of this tone when reduced to the same octave — candidates for pairing or comparison.