Meinl Tuning Fork Mars TF-MA

Planet Tuning Fork

• Note: D#3
• Determination of frequency: Duration of one orbit around the sun from the position of the 4th planet
• Orbital period in years: 1.88
• Orbital period in days: 686.9798
• Round trip time in seconds: 59355055
• Frequency calculation: 1/59355055 sec = 1.68478 * 10^-8 Hz, (1.68478 * 10^-8 Hz x 2) 2^32 = 144.72 Hz
• Frequency: 144.72 Hz (33th octave)
• Shifted standard tuning 440 Hz: A4 / a' = 433.67 Hz
• Made in Germany