Monochord (Sound Bed)
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 modelThe monochord was Pythagoras' tool for discovering the mathematics of music (~500 BCE). Modern therapeutic monochords (sound beds) have many strings tuned to the same note, creating a rich overtone cloud when played simultaneously.
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
Pythagoras used the monochord to discover harmonic ratios. Modern sound beds used in therapy.
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.