Meinl Tuning Fork Sidereal TF-M-SI
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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
Disponível desde
Julho 2014
número de artigo
344754
unidade de venda
1 peça(s)
