| 標準おんさの振動数（Ｈｚ） | 「おんかいくん」の振動数（Ｈｚ） | 誤差 |
| 2000 | 1997 | -0.15% |
| 523.3 | 524 | 0.13% |
| 493.88 | 496 | 0.43% |
| 466.16 | 464 | -0.47% |
| 440 | 440 | 0.00% |
| 415.3 | 414 | -0.31% |
| 392 | 391 | -0.26% |
| 369.99 | 368 | -0.54% |
| 349.23 | 348 | -0.35% |
| 329.63 | 329 | -0.19% |
| 311.18 | 310 | -0.38% |
| 293.66 | 293 | -0.23% |
| 277.18 | 277 | -0.06% |
| 261.63 | 261 | -0.24% |