纯律和12平均律比较

弦乐定弦1 5 2 6 3

c391.11 g391.11 d293.33 a440 e330

#c275 #f366.66 #a458.33 #d311.13 #g412.5 1.A4=440 纯律 12平均律

2.D4= A4_D4 440x 2/3 =293.33 -2cent 220.00 3.G4= D4_G4 293.33x2/3 =391.11 -4cent 261.63 4.C4= G4_C4 391.11x2/3 =260.74 -6cent 329.63 5.E4= A4_E4 440x 3/4 =330.00 2cent 392.00 6.B4= E4_B4 330x 3/2 =495.00 4cent 493.89 7 8 9 1 1 1 1 C #F

293.33 - 264 = 29.33 Hz 412.5 - 366.66 = 45.84 200 /29.33 = 6.8189 CENT 200 / 4 .84 = 4.36 CENT 264 - 261.63 = 2.37 Hz 366.66 369.99 =-3.33

2.37 x 6.8189 = 16.16 CENT -3.33x .36 =-14.5 CENT C264 = 16 CENT #F366.6 =-15 CENT #C G

305.55 - 275 = 30.55 440 - 396 = 44

200 / 30.55=6.5466CENT 200 / 44 = 4.54 275 - 277.18 = 2.18 396 - 392 = 4

6.5466x2.18 = 14.27 CENT 4 x 4.54 = 18.16 CENT #C275 = 14 CENT G396 = 18 CENT D #G

330 - 293.33=36.67 458.33 - 412.5 = 45.83

200/36.67= 5.45 CENT 200 / 45.83 = 4.36 CENT 293.33-293.66=-0.33 412.50 - 415.30 = -2.8

-0.33x5.45 =-1.79 CENT -2.8 x 4.36 = -12.2 CENT D293.33=-2 CENT #G412.50 = -12 CENT #D A

352 - 309.375 = 42.625 A = 440 200 / 42.625= 4.672 CENT 309.375 - 311.13 =-1.755 4.672x -1.755=-8.2ENT

#D305.55 =-8 CENT A440 = 0 CENT E #A

366.66 - 330 = 36.66 528 - 458.33=69.67

200 / 36.66 = 5.45 CENT 200 /69.67=2.87 CENT 330 - 329.63 = 0.37 458.33 - 466.16 = -7.83 0.37 x5.45 = 2.21 CENT -7.83x 2.87 = -22.47 E330 = 2 CENT #A458.33 = -23 CENT F B

396 - 352 = 44 550 - 495 = 55

200 / 44 = 4.54 CENT 200 / 55 = 3.63 CENT 352 - 349.23 = 2.77 495 - 493.89 = 1.11

2.77 x 4.54 = 12.57 CENT 1.11 x 3.63 = 4.02 CENT F352 = 12.57 CENT B495 = 4 CENT