193edt

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← 192edt193edt194edt →
Prime factorization 193 (prime)
Step size 9.85469¢ 
Octave 122\193edt (1202.27¢)
Consistency limit 7
Distinct consistency limit 7

193 equal divisions of the tritave, perfect twelfth, or 3rd harmonic (abbreviated 193edt or 193ed3), is a nonoctave tuning system that divides the interval of 3/1 into 193 equal parts of about 9.85 ¢ each. Each step represents a frequency ratio of 31/193, or the 193rd root of 3.

Harmonics

Approximation of harmonics in 193edt
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) +2.27 +0.00 +4.54 +2.56 +2.27 +1.48 -3.04 +0.00 +4.84 -2.49 +4.54
Relative (%) +23.1 +0.0 +46.1 +26.0 +23.1 +15.0 -30.8 +0.0 +49.1 -25.3 +46.1
Steps
(reduced)
122
(122)
193
(0)
244
(51)
283
(90)
315
(122)
342
(149)
365
(172)
386
(0)
405
(19)
421
(35)
437
(51)
Approximation of harmonics in 193edt
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) +3.94 +3.75 +2.56 -0.77 +2.68 +2.27 -2.64 -2.75 +1.48 -0.22 +1.66
Relative (%) +40.0 +38.1 +26.0 -7.8 +27.2 +23.1 -26.8 -27.9 +15.0 -2.3 +16.8
Steps
(reduced)
451
(65)
464
(78)
476
(90)
487
(101)
498
(112)
508
(122)
517
(131)
526
(140)
535
(149)
543
(157)
551
(165)