Meinl Tuning Fork Sidereal Moon

35 € Including VAT, shipping costs extra
In stock

Product Details

Planet Tuning Fork

  • Note: A#3
  • Determination of frequency: Duration of a orbit around the earth measured from a fixed star position
  • Orbital period in days: 27.321661
  • Round trip time in seconds: 2,360,591.51
  • Calculation of frequency: 1 / 2,360,591.51 sec = 0.00000042 Hz, (0.00000042 Hz x 2) 2^28 = 227.43 Hz
  • Frequency: 227.43 Hz (Octave = 29)
  • Shifted standard tuning 440 Hz: A4 / a' = 429.33 Hz
  • Made in Germany

 

Related Products