Thomann Planetary Tuning Fork Earth

Tuning Fork Earth

• Gold-plated - suitable for allergy sufferers
• Extra-long handle for better feel and control
• Made in Germany

Description:

• Duration of one orbit around the sun (= calendar year) OM tone
• Position of the sun: 3rd planet
• Orbital period in years: 1
• Orbital period in days: 365
• Orbital period in seconds: 31556925.9747
• Frequency calculation: 1/31556925.9747 sec = 3.1689x10 to the power of -8 Hz (3.1689x10 to the power of -8 Hz x 2) 2 to the power of 31 = 136.10 Hz
• Frequency 136.10 Hz (= 32 octave)
• Note: C#3
• Shifted standard tuning 440 Hz: A4/a�?= 432.09 Hz