88edf

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← 87edf 88edf 89edf →
Prime factorization 23 × 11
Step size 7.97676¢ 
Octave 150\88edf (1196.51¢) (→75\44edf)
Twelfth 238\88edf (1898.47¢) (→119\44edf)
Consistency limit 2
Distinct consistency limit 2

88 equal divisions of the perfect fifth (abbreviated 88edf or 88ed3/2) is a nonoctave tuning system that divides the interval of 3/2 into 88 equal parts of about 7.98 ¢ each. Each step represents a frequency ratio of (3/2)1/88, or the 88th root of 3/2.

Harmonics

Approximation of harmonics in 88edf
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) -3.49 -3.49 +1.01 -2.42 +1.01 -2.63 -2.48 +1.01 +2.07 -3.40 -2.48
Relative (%) -43.7 -43.7 +12.6 -30.4 +12.6 -33.0 -31.1 +12.6 +25.9 -42.6 -31.1
Steps
(reduced)
150
(62)
238
(62)
301
(37)
349
(85)
389
(37)
422
(70)
451
(11)
477
(37)
500
(60)
520
(80)
539
(11)
Approximation of harmonics in 88edf
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) +2.53 +1.86 +2.07 +2.01 +0.75 -2.48 -0.36 -1.42 +1.86 +1.09 +3.90
Relative (%) +31.7 +23.3 +25.9 +25.2 +9.4 -31.1 -4.5 -17.8 +23.3 +13.7 +48.9
Steps
(reduced)
557
(29)
573
(45)
588
(60)
602
(74)
615
(87)
627
(11)
639
(23)
650
(34)
661
(45)
671
(55)
681
(65)


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