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Meinl Tuning Fork Sidereal TTF-M-SI

Tuning Fork

  • Planets series
  • Description: Duration of one orbit around the Earth measured from a fixed star position
  • The orbital period in days: 27.321661
  • The orbital period in seconds: 2,360,591.51
  • Calculation of frequency: 1/2,360,591.51 sec = 0.00000042 Hz (0.00000042 Hz x 2) 2 to the 28th power = 227.43 Hz
  • Frequency: 227.43 Hz (octave = 29)
  • Tone: A#3
  • Shifted standard tuning 440 Hz: A4/a' = 429,33 Hz
  • Made in Germany
Available since May 2021
Item number 520465
Sales Unit 1 piece(s)
885 kr
Including VAT; Excluding kr200 shipping
In stock
In stock

This product is in stock and can be shipped immediately.

Standard Delivery Times
1