Meinl Tuning Fork Sidereal TF-M-SI
Otevřít 360°
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
K dostání od
Červenec 2014
Číslo produktu
344754
Prodejní jednotka
1 ks
