In 1978, in a team of scientists and artists, the Swiss mathematician Hans Cousto had the ingenious idea of using the resonance law of the octave to transpose planetary cycles into the audible range. Fritz Dobretzberger, a member of the team, initiated the first production of planetary tuning forks and 12 years later founded the Planetware Infopool to inform about the cosmic octave together with Cousto.
NEW
Three tones for the inner clock
Tuning fork models
The tuning forks are available in four models: S, Plus, L and Lplus.
Size comparison of tuning forks with 136.10 Hz
Tuning forks with higher frequencies are shorter in each case.
Tuning Fork | S | Splus | L | Lplus |
Total length | 7.5'' | 8.1'' | 9.5'' | 9.5'' |
Stem | 1.5'' | 2.2'' | 2.2'' | 2.2'' |
Arms | 0.16 x 0.3'' | 0.16 x 0.3'' | 0.2 x 0.3 '' | 0.2 x 0.3'' |
Weight | 2.7 oz | 3 oz | 4.7 oz | 4.8 oz |
Tuning Forks SplusSame as version S, but with longer handle and ergonomically |
Tuning Forks S (standard)Tuning forks for occasional usage at home |
Tuning Forks L (large)Large tuning forks for frequent usage.
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Informations about the Cosmic Octave and the Tuning ForksThe Cosmic Octave, as well as applications, handling, cleaning, materials and frequency accuracy of the tuning forks. |