70:90:105:126: Difference between revisions
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By analogy, this is the subharmonic seventh chord |
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{{Infobox Chord|ColorName=ru gu-7 or r,g7}} | {{Infobox Chord|ColorName=ru gu-7 or r,g7}} | ||
'''70:90:105:126''' is | '''70:90:105:126''' is a septimal dominant seventh chord. It is a type of subharmonic seventh chord. It is the inverse of [[6:7:9:10]], the harmonic sixth chord. It can be found by inflecting both [[5/4]] and [[7/4]] of the [[4:5:6:7|harmonic seventh chord]] up by [[36/35]]. | ||
[[Category:Dominant seventh chords|##]] | {{chord edo approximation}} | ||
[[Category:Dominant seventh chords|##]] <!-- 2-digit number --> | |||
Latest revision as of 04:38, 26 May 2026
| Chord information |
70:90:105:126 is a septimal dominant seventh chord. It is a type of subharmonic seventh chord. It is the inverse of 6:7:9:10, the harmonic sixth chord. It can be found by inflecting both 5/4 and 7/4 of the harmonic seventh chord up by 36/35.
| Edo | Steps | Cents (¢) | Absolute errors (¢) | RMS (¢) | RMS (%) | |
|---|---|---|---|---|---|---|
| ▶ | 8 | 0 3 5 7 |
0.00 450.00 750.00 1050.00 |
0.00 +14.92 +48.04 +32.40 |
18.08 | 12.05 |
| ▶ | 12 | 0 4 7 10 |
0.00 400.00 700.00 1000.00 |
0.00 -35.08 -1.96 -17.60 |
14.13 | 14.13 |
| ▶ | 14 | 0 5 8 12 |
0.00 428.57 685.71 1028.57 |
0.00 -6.51 -16.24 +10.98 |
9.90 | 11.55 |
| ▶ | 19 | 0 7 11 16 |
0.00 442.11 694.74 1010.53 |
0.00 +7.02 -7.22 -7.07 |
5.88 | 9.31 |
| ▶ | 22 | 0 8 13 19 |
0.00 436.36 709.09 1036.36 |
0.00 +1.28 +7.14 +18.77 |
7.42 | 13.60 |
| ▶ | 27 | 0 10 16 23 |
0.00 444.44 711.11 1022.22 |
0.00 +9.36 +9.16 +4.63 |
3.84 | 8.64 |
| ▶ | 31 | 0 11 18 26 |
0.00 425.81 696.77 1006.45 |
0.00 -9.28 -5.18 -11.14 |
4.28 | 11.05 |
| ▶ | 33 | 0 12 19 28 |
0.00 436.36 690.91 1018.18 |
0.00 +1.28 -11.05 +0.59 |
5.07 | 13.95 |
| ▶ | 39 | 0 14 23 33 |
0.00 430.77 707.69 1015.38 |
0.00 -4.31 +5.74 -2.21 |
3.75 | 12.19 |
| ▶ | 41 | 0 15 24 35 |
0.00 439.02 702.44 1024.39 |
0.00 +3.94 +0.48 +6.79 |
2.76 | 9.43 |
| ▶ | 45 | 0 16 26 38 |
0.00 426.67 693.33 1013.33 |
0.00 -8.42 -8.62 -4.26 |
3.53 | 13.25 |
| ▶ | 46 | 0 17 27 39 |
0.00 443.48 704.35 1017.39 |
0.00 +8.39 +2.39 -0.20 |
3.47 | 13.31 |
| ▶ | 50 | 0 18 29 42 |
0.00 432.00 696.00 1008.00 |
0.00 -3.08 -5.96 -9.60 |
3.54 | 14.77 |
| ▶ | 53 | 0 19 31 45 |
0.00 430.19 701.89 1018.87 |
0.00 -4.90 -0.07 +1.27 |
2.35 | 10.40 |
| ▶ | 58 | 0 21 34 49 |
0.00 434.48 703.45 1013.79 |
0.00 -0.60 +1.49 -3.80 |
1.93 | 9.34 |
| ▶ | 60 | 0 22 35 51 |
0.00 440.00 700.00 1020.00 |
0.00 +4.92 -1.96 +2.40 |
2.58 | 12.89 |