| 鍵 | 頻率(HZ) | 精確值 | 鍵 | 頻率(HZ) | 精確值 | ||
| a0 | 27.500 | 27.5000000000 | f4 | 349.228 | 349.2282314330 | ||
| a#0 | 29.135 | 29.1352350949 | f#4 | 369.994 | 369.9944227116 | ||
| b0 | 30.868 | 30.8677063285 | g4 | 391.995 | 391.9954359817 | ||
| c1 | 32.703 | 32.7031956626 | g#4 | 415.305 | 415.3046975799 | ||
| c#1 | 34.648 | 34.6478288721 | a4 | 440.000 | 440.0000000000 | ||
| d1 | 36.708 | 36.7080959897 | a#4 | 466.164 | 466.1637615181 | ||
| d#1 | 38.891 | 38.8908729653 | b4 | 493.883 | 493.8833012561 | ||
| e1 | 41.203 | 41.2034446141 | c5 | 523.251 | 523.2511306012 | ||
| f1 | 43.654 | 43.6535289291 | c#5 | 554.365 | 554.3652619538 | ||
| f#1 | 46.249 | 46.2493028389 | d5 | 587.330 | 587.3295358348 | ||
| g1 | 48.999 | 48.9994294977 | d#5 | 622.254 | 622.2539674442 | ||
| g#1 | 51.913 | 51.9130871975 | e5 | 659.255 | 659.2551138258 | ||
| a1 | 55.000 | 55.0000000000 | f5 | 698.456 | 698.4564628660 | ||
| a#1 | 58.270 | 58.2704701898 | f#5 | 739.989 | 739.9888454233 | ||
| b1 | 61.735 | 61.7354126570 | g5 | 783.991 | 783.9908719635 | ||
| c2 | 65.406 | 65.4063913251 | g#5 | 830.609 | 830.6093951599 | ||
| c#2 | 69.296 | 69.2956577442 | a5 | 880.000 | 880.0000000000 | ||
| d2 | 73.416 | 73.4161919793 | a#5 | 932.328 | 932.3275230362 | ||
| d#2 | 77.782 | 77.7817459305 | b5 | 987.767 | 987.7666025123 | ||
| e2 | 82.407 | 82.4068892282 | c6 | 1046.502 | 1046.5022612025 | ||
| f2 | 87.307 | 87.3070578582 | c#6 | 1108.731 | 1108.7305239076 | ||
| f#2 | 92.499 | 92.4986056779 | d6 | 1174.659 | 1174.6590716697 | ||
| g2 | 97.999 | 97.9988589954 | d#6 | 1244.508 | 1244.5079348884 | ||
| g#2 | 103.826 | 103.8261743950 | e6 | 1318.510 | 1318.5102276516 | ||
| a2 | 110.000 | 110.0000000000 | f6 | 1396.913 | 1396.9129257321 | ||
| a#2 | 116.541 | 116.5409403795 | f#6 | 1479.978 | 1479.9776908467 | ||
| b2 | 123.471 | 123.4708253140 | g6 | 1567.982 | 1567.9817439272 | ||
| c3 | 130.813 | 130.8127826503 | g#6 | 1661.219 | 1661.2187903200 | ||
| c#3 | 138.591 | 138.5913154884 | a6 | 1760.000 | 1760.0000000002 | ||
| d3 | 146.832 | 146.8323839587 | a#6 | 1864.655 | 1864.6550460726 | ||
| d#3 | 155.563 | 155.5634918610 | b6 | 1975.533 | 1975.5332050247 | ||
| e3 | 164.814 | 164.8137784564 | c7 | 2093.005 | 2093.0045224050 | ||
| f3 | 174.614 | 174.6141157165 | c#7 | 2217.461 | 2217.4610478153 | ||
| f#3 | 184.997 | 184.9972113558 | d7 | 2349.318 | 2349.3181433396 | ||
| g3 | 195.998 | 195.9977179909 | d#7 | 2489.016 | 2489.0158697770 | ||
| g#3 | 207.652 | 207.6523487900 | e7 | 2637.020 | 2637.0204553033 | ||
| a3 | 220.000 | 220.0000000000 | f7 | 2793.826 | 2793.8258514644 | ||
| a#3 | 233.082 | 233.0818807590 | f#7 | 2959.955 | 2959.9553816935 | ||
| b3 | 246.942 | 246.9416506281 | g7 | 3135.963 | 3135.9634878545 | ||
| c4 | 261.626 | 261.6255653006 | g#7 | 3322.438 | 3322.4375806401 | ||
| c#4 | 277.183 | 277.1826309769 | a7 | 3520.000 | 3520.0000000006 | ||
| d4 | 293.665 | 293.6647679174 | a#7 | 3729.310 | 3729.3100921453 | ||
| d#4 | 311.127 | 311.1269837221 | b7 | 3951.066 | 3951.0664100497 | ||
| e4 | 329.628 | 329.6275569129 | c8 | 4186.009 | 4186.0090448103 | ||
| 注：半音程倍數值：1.0594630943593。 音分倍數值（半音程=100音分）：1.00057779 | |||||||
