Meinl Tuning Fork Merkur TF-ME

Planet Tuning Fork

• Note: C#3
• Determination of frequency: Duration of one orbit around the sun from the position of the 1st planet
• Orbital period in years: 0.24
• Orbital period in days: 87,969
• Round trip time in seconds: 7600522
• Frequency calculation: 1 / 7600522 sec = 0.0000001316 Hz, (0.0000001316 Hz * 2) 2^29 = 141.27 Hz
• Frequency: 141.27 Hz (30th octave)
• Shifted standard tuning 440 Hz: A4 / a' = 448.50 Hz
• Made in Germany