160edt

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← 159edt160edt161edt →
Prime factorization 25 × 5
Step size 11.8872¢ 
Octave 101\160edt (1200.61¢)
Consistency limit 5
Distinct consistency limit 5

160 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 160edt or 160ed3), is a nonoctave tuning system that divides the interval of 3/1 into 160 equal parts of about 11.9 ¢ each. Each step represents a frequency ratio of 31/160, or the 160th root of 3.

Harmonics

Approximation of harmonics in 160edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) +0.61 +0.00 +1.22 -4.70 +0.61 -4.74 +1.83 +0.00 -4.10 -2.68 +1.22
Relative (%) +5.1 +0.0 +10.2 -39.6 +5.1 -39.9 +15.4 +0.0 -34.5 -22.5 +10.2
Steps
(reduced)
101
(101)
160
(0)
202
(42)
234
(74)
261
(101)
283
(123)
303
(143)
320
(0)
335
(15)
349
(29)
362
(42)
Approximation of harmonics in 160edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) +5.29 -4.13 -4.70 +2.44 +4.47 +0.61 +2.10 -3.49 -4.74 -2.07 +4.18
Relative (%) +44.5 -34.8 -39.6 +20.5 +37.6 +5.1 +17.7 -29.3 -39.9 -17.4 +35.2
Steps
(reduced)
374
(54)
384
(64)
394
(74)
404
(84)
413
(93)
421
(101)
429
(109)
436
(116)
443
(123)
450
(130)
457
(137)