Knowledge

Cymatics pattern: white sand forming a symmetrical mandala-like figure on a dark round plate, labelled 432 Hz
432 Hz vs. 440 Hz: What Actually Changes?
A third of a semitone separates the two tunings. The real history of 440 and 432, what five studies found — and the real 432 the sky has been holding... Read more...
Seven hand-drawn crayon circles in the rainbow chakra colours, red to violet, in a row on grey paper
What Are the 7 Chakra Frequencies?
396, 256, 261.6 or 194.18 Hz? All four chakra-frequency systems in one chart, the story behind every number — and the seven tones themselves, recorded in pure crystal glass. Read more...
The syllable OM at the centre of concentric rings of mantra, black ink on paper
What Frequency Is OM?
432, 528 or 136.1 Hz? Where the three “OM frequencies” really come from, what the Earth's year has to do with it, and why the oldest answer never needed a... Read more...
Handblown glass witch ball from the SchradeGlas workshop, held against the light
The Witch Ball: History, Folklore and Handblown Glass
A witch ball is a hollow sphere of blown glass, hung in a window to guard the home — so the old stories say. Three centuries of folklore, and how... Read more...
Chladnische Klangfigur
Healing Frequencies: Solfeggio, Planetary Tones & the 432 Hz Question
Schradeglas · Sound Archive Basics Lab 432 Hz Solfeggio Planets Chakras Brainwaves Practice FAQ Sound archive / frequency knowledge you can listen to Encyclopedia · Listening samples · Frequency lab... Read more...
Dorje & Vajra: Meaning, Symbolism and History
Dorje & Vajra: Meaning, Symbolism and History
Schradeglas · Sound Archive Meaning Anatomy History Wisdoms Bell Forms Material Practice FAQ Inquiry Sources Sound archive / symbol knowledge with sources Vajra · Diamond sceptre · Thunderbolt Dorje& Vajra.... Read more...