28672/28561
Jump to navigation
Jump to search
| Ratio | 28672/28561 |
| Factorization | 212 × 7 × 13-4 |
| Monzo | [12 0 0 1 0 -4⟩ |
| Size in cents | 6.7152594¢ |
| Name | voltage comma |
| Color name | 3u4z1, quadthu-azo unison |
| FJS name | [math]\text{AA1}^{7}_{13,13,13,13}[/math] |
| Special properties | reduced |
| Tenney height (log2 nd) | 29.6091 |
| Weil height (log2 max(n, d)) | 29.6147 |
| Wilson height (sopfr(nd)) | 83 |
| Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~1.61025 bits |
| Comma size | small |
| open this interval in xen-calc | |
28672/28561 (the voltage comma) is a small comma in the 2.7.13 subgroup. It is the difference between the threedie and the secorian comma, or between 169/168 and 512/507 (= 16/13 ÷ 39/32). Tempering it out leads to voltage temperament (supported by 10, 27, 37, 84, 94, and 104edo) and its extensions, such as beatles.