239edt: Difference between revisions
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== Intervals == | |||
{{Interval table}} | |||
{{ | == Harmonics == | ||
{{Harmonics in equal | |||
| steps = 239 | |||
| num = 3 | |||
| denom = 1 | |||
}} | |||
{{Harmonics in equal | |||
| steps = 239 | |||
| num = 3 | |||
| denom = 1 | |||
| start = 12 | |||
| collapsed = 1 | |||
}} |
Revision as of 10:33, 3 October 2024
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← 238edt | 239edt | 240edt → |
239 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 239edt or 239ed3), is a nonoctave tuning system that divides the interval of 3/1 into 239 equal parts of about 7.96 ¢ each. Each step represents a frequency ratio of 31/239, or the 239th root of 3.
Intervals
Steps | Cents | Hekts | Approximate ratios |
---|---|---|---|
0 | 0 | 0 | 1/1 |
1 | 7.96 | 5.44 | |
2 | 15.92 | 10.88 | |
3 | 23.87 | 16.32 | |
4 | 31.83 | 21.76 | 55/54, 56/55 |
5 | 39.79 | 27.2 | |
6 | 47.75 | 32.64 | 37/36 |
7 | 55.71 | 38.08 | |
8 | 63.66 | 43.51 | 28/27 |
9 | 71.62 | 48.95 | |
10 | 79.58 | 54.39 | 45/43 |
11 | 87.54 | 59.83 | |
12 | 95.5 | 65.27 | |
13 | 103.45 | 70.71 | 69/65 |
14 | 111.41 | 76.15 | |
15 | 119.37 | 81.59 | 15/14 |
16 | 127.33 | 87.03 | |
17 | 135.29 | 92.47 | 40/37 |
18 | 143.24 | 97.91 | |
19 | 151.2 | 103.35 | 12/11 |
20 | 159.16 | 108.79 | 34/31, 57/52 |
21 | 167.12 | 114.23 | |
22 | 175.08 | 119.67 | 52/47 |
23 | 183.03 | 125.1 | 10/9 |
24 | 190.99 | 130.54 | |
25 | 198.95 | 135.98 | 37/33, 46/41 |
26 | 206.91 | 141.42 | 62/55 |
27 | 214.87 | 146.86 | 77/68 |
28 | 222.82 | 152.3 | 33/29 |
29 | 230.78 | 157.74 | |
30 | 238.74 | 163.18 | 31/27 |
31 | 246.7 | 168.62 | |
32 | 254.66 | 174.06 | 22/19 |
33 | 262.61 | 179.5 | |
34 | 270.57 | 184.94 | |
35 | 278.53 | 190.38 | 47/40 |
36 | 286.49 | 195.82 | 46/39 |
37 | 294.44 | 201.26 | |
38 | 302.4 | 206.69 | 25/21 |
39 | 310.36 | 212.13 | |
40 | 318.32 | 217.57 | |
41 | 326.28 | 223.01 | |
42 | 334.23 | 228.45 | 57/47 |
43 | 342.19 | 233.89 | |
44 | 350.15 | 239.33 | |
45 | 358.11 | 244.77 | |
46 | 366.07 | 250.21 | 21/17 |
47 | 374.02 | 255.65 | 36/29 |
48 | 381.98 | 261.09 | |
49 | 389.94 | 266.53 | |
50 | 397.9 | 271.97 | 39/31 |
51 | 405.86 | 277.41 | 43/34 |
52 | 413.81 | 282.85 | 47/37 |
53 | 421.77 | 288.28 | 37/29 |
54 | 429.73 | 293.72 | 50/39 |
55 | 437.69 | 299.16 | |
56 | 445.65 | 304.6 | |
57 | 453.6 | 310.04 | 13/10 |
58 | 461.56 | 315.48 | 47/36 |
59 | 469.52 | 320.92 | |
60 | 477.48 | 326.36 | 29/22, 54/41 |
61 | 485.44 | 331.8 | 45/34 |
62 | 493.39 | 337.24 | |
63 | 501.35 | 342.68 | |
64 | 509.31 | 348.12 | 55/41 |
65 | 517.27 | 353.56 | 31/23 |
66 | 525.23 | 359 | 42/31 |
67 | 533.18 | 364.44 | 34/25 |
68 | 541.14 | 369.87 | 41/30 |
69 | 549.1 | 375.31 | 70/51 |
70 | 557.06 | 380.75 | 40/29, 69/50 |
71 | 565.02 | 386.19 | |
72 | 572.97 | 391.63 | 39/28 |
73 | 580.93 | 397.07 | |
74 | 588.89 | 402.51 | 52/37 |
75 | 596.85 | 407.95 | |
76 | 604.81 | 413.39 | 78/55 |
77 | 612.76 | 418.83 | 47/33, 57/40 |
78 | 620.72 | 424.27 | |
79 | 628.68 | 429.71 | |
80 | 636.64 | 435.15 | 13/9 |
81 | 644.6 | 440.59 | 45/31 |
82 | 652.55 | 446.03 | 51/35 |
83 | 660.51 | 451.46 | 41/28, 63/43 |
84 | 668.47 | 456.9 | 25/17 |
85 | 676.43 | 462.34 | 34/23 |
86 | 684.39 | 467.78 | |
87 | 692.34 | 473.22 | |
88 | 700.3 | 478.66 | |
89 | 708.26 | 484.1 | |
90 | 716.22 | 489.54 | 62/41, 65/43 |
91 | 724.18 | 494.98 | |
92 | 732.13 | 500.42 | 29/19 |
93 | 740.09 | 505.86 | 23/15 |
94 | 748.05 | 511.3 | 57/37, 77/50 |
95 | 756.01 | 516.74 | 65/42 |
96 | 763.97 | 522.18 | |
97 | 771.92 | 527.62 | |
98 | 779.88 | 533.05 | |
99 | 787.84 | 538.49 | 41/26, 52/33 |
100 | 795.8 | 543.93 | 19/12 |
101 | 803.76 | 549.37 | |
102 | 811.71 | 554.81 | |
103 | 819.67 | 560.25 | |
104 | 827.63 | 565.69 | 50/31 |
105 | 835.59 | 571.13 | 47/29 |
106 | 843.54 | 576.57 | 70/43 |
107 | 851.5 | 582.01 | |
108 | 859.46 | 587.45 | 23/14 |
109 | 867.42 | 592.89 | 33/20 |
110 | 875.38 | 598.33 | 68/41 |
111 | 883.33 | 603.77 | |
112 | 891.29 | 609.21 | 77/46 |
113 | 899.25 | 614.64 | 37/22 |
114 | 907.21 | 620.08 | |
115 | 915.17 | 625.52 | 56/33 |
116 | 923.12 | 630.96 | 46/27 |
117 | 931.08 | 636.4 | |
118 | 939.04 | 641.84 | 43/25 |
119 | 947 | 647.28 | 19/11 |
120 | 954.96 | 652.72 | 33/19 |
121 | 962.91 | 658.16 | 68/39, 75/43 |
122 | 970.87 | 663.6 | |
123 | 978.83 | 669.04 | |
124 | 986.79 | 674.48 | |
125 | 994.75 | 679.92 | |
126 | 1002.7 | 685.36 | 66/37 |
127 | 1010.66 | 690.79 | 52/29 |
128 | 1018.62 | 696.23 | |
129 | 1026.58 | 701.67 | |
130 | 1034.54 | 707.11 | 20/11 |
131 | 1042.49 | 712.55 | 42/23 |
132 | 1050.45 | 717.99 | |
133 | 1058.41 | 723.43 | |
134 | 1066.37 | 728.87 | 50/27 |
135 | 1074.33 | 734.31 | |
136 | 1082.28 | 739.75 | |
137 | 1090.24 | 745.19 | 77/41 |
138 | 1098.2 | 750.63 | |
139 | 1106.16 | 756.07 | 36/19 |
140 | 1114.12 | 761.51 | 78/41 |
141 | 1122.07 | 766.95 | 65/34 |
142 | 1130.03 | 772.38 | |
143 | 1137.99 | 777.82 | |
144 | 1145.95 | 783.26 | |
145 | 1153.91 | 788.7 | 37/19 |
146 | 1161.86 | 794.14 | 45/23 |
147 | 1169.82 | 799.58 | 57/29 |
148 | 1177.78 | 805.02 | 77/39 |
149 | 1185.74 | 810.46 | |
150 | 1193.7 | 815.9 | |
151 | 1201.65 | 821.34 | |
152 | 1209.61 | 826.78 | |
153 | 1217.57 | 832.22 | |
154 | 1225.53 | 837.66 | 69/34 |
155 | 1233.49 | 843.1 | 51/25 |
156 | 1241.44 | 848.54 | 43/21 |
157 | 1249.4 | 853.97 | 35/17 |
158 | 1257.36 | 859.41 | 31/15 |
159 | 1265.32 | 864.85 | 27/13 |
160 | 1273.28 | 870.29 | |
161 | 1281.23 | 875.73 | 65/31 |
162 | 1289.19 | 881.17 | 40/19 |
163 | 1297.15 | 886.61 | 55/26 |
164 | 1305.11 | 892.05 | |
165 | 1313.07 | 897.49 | |
166 | 1321.02 | 902.93 | |
167 | 1328.98 | 908.37 | 28/13 |
168 | 1336.94 | 913.81 | |
169 | 1344.9 | 919.25 | 50/23 |
170 | 1352.86 | 924.69 | |
171 | 1360.81 | 930.13 | 68/31 |
172 | 1368.77 | 935.56 | 75/34 |
173 | 1376.73 | 941 | 31/14 |
174 | 1384.69 | 946.44 | 69/31 |
175 | 1392.64 | 951.88 | |
176 | 1400.6 | 957.32 | |
177 | 1408.56 | 962.76 | |
178 | 1416.52 | 968.2 | 34/15 |
179 | 1424.48 | 973.64 | 41/18, 66/29 |
180 | 1432.43 | 979.08 | |
181 | 1440.39 | 984.52 | |
182 | 1448.35 | 989.96 | 30/13 |
183 | 1456.31 | 995.4 | |
184 | 1464.27 | 1000.84 | |
185 | 1472.22 | 1006.28 | |
186 | 1480.18 | 1011.72 | |
187 | 1488.14 | 1017.15 | |
188 | 1496.1 | 1022.59 | |
189 | 1504.06 | 1028.03 | 31/13 |
190 | 1512.01 | 1033.47 | |
191 | 1519.97 | 1038.91 | |
192 | 1527.93 | 1044.35 | 29/12 |
193 | 1535.89 | 1049.79 | 17/7 |
194 | 1543.85 | 1055.23 | |
195 | 1551.8 | 1060.67 | |
196 | 1559.76 | 1066.11 | |
197 | 1567.72 | 1071.55 | 47/19 |
198 | 1575.68 | 1076.99 | 77/31 |
199 | 1583.64 | 1082.43 | |
200 | 1591.59 | 1087.87 | |
201 | 1599.55 | 1093.31 | 63/25, 68/27 |
202 | 1607.51 | 1098.74 | |
203 | 1615.47 | 1104.18 | |
204 | 1623.43 | 1109.62 | |
205 | 1631.38 | 1115.06 | 77/30 |
206 | 1639.34 | 1120.5 | |
207 | 1647.3 | 1125.94 | 57/22 |
208 | 1655.26 | 1131.38 | |
209 | 1663.22 | 1136.82 | |
210 | 1671.17 | 1142.26 | |
211 | 1679.13 | 1147.7 | 29/11 |
212 | 1687.09 | 1153.14 | |
213 | 1695.05 | 1158.58 | |
214 | 1703.01 | 1164.02 | |
215 | 1710.96 | 1169.46 | |
216 | 1718.92 | 1174.9 | 27/10 |
217 | 1726.88 | 1180.33 | |
218 | 1734.84 | 1185.77 | |
219 | 1742.8 | 1191.21 | 52/19 |
220 | 1750.75 | 1196.65 | 11/4 |
221 | 1758.71 | 1202.09 | |
222 | 1766.67 | 1207.53 | |
223 | 1774.63 | 1212.97 | |
224 | 1782.59 | 1218.41 | 14/5 |
225 | 1790.54 | 1223.85 | |
226 | 1798.5 | 1229.29 | 65/23 |
227 | 1806.46 | 1234.73 | |
228 | 1814.42 | 1240.17 | 77/27 |
229 | 1822.38 | 1245.61 | 43/15 |
230 | 1830.33 | 1251.05 | |
231 | 1838.29 | 1256.49 | |
232 | 1846.25 | 1261.92 | |
233 | 1854.21 | 1267.36 | |
234 | 1862.17 | 1272.8 | |
235 | 1870.12 | 1278.24 | |
236 | 1878.08 | 1283.68 | |
237 | 1886.04 | 1289.12 | |
238 | 1894 | 1294.56 | |
239 | 1901.96 | 1300 | 3/1 |
Harmonics
Harmonic | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Error | Absolute (¢) | +1.65 | +0.00 | +3.31 | -1.02 | +1.65 | -2.60 | -3.00 | +0.00 | +0.63 | +2.74 | +3.31 |
Relative (%) | +20.8 | +0.0 | +41.6 | -12.9 | +20.8 | -32.7 | -37.7 | +0.0 | +7.9 | +34.5 | +41.6 | |
Steps (reduced) |
151 (151) |
239 (0) |
302 (63) |
350 (111) |
390 (151) |
423 (184) |
452 (213) |
478 (0) |
501 (23) |
522 (44) |
541 (63) |
Harmonic | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Error | Absolute (¢) | +0.02 | -0.95 | -1.02 | -1.34 | -2.85 | +1.65 | +3.55 | +2.28 | -2.60 | -3.56 | -0.94 |
Relative (%) | +0.3 | -11.9 | -12.9 | -16.9 | -35.8 | +20.8 | +44.6 | +28.7 | -32.7 | -44.8 | -11.8 | |
Steps (reduced) |
558 (80) |
574 (96) |
589 (111) |
603 (125) |
616 (138) |
629 (151) |
641 (163) |
652 (174) |
662 (184) |
672 (194) |
682 (204) |