28cET

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← 299ed128300ed128301ed128 →
Prime factorization 22 × 3 × 52
Step size 28¢ 
Octave 43\300ed128 (1204¢)
Twelfth 68\300ed128 (1904¢) (→17\75ed128)
Consistency limit 6
Distinct consistency limit 6

28-cent equal temperament (also known as 1ed28¢ or APS28¢) uses equal steps of 28 cents each. It is similar to 43edo, but has the octaves stretched by 4 cents and a discrepancy for the 7th harmonic.

Harmonics

Approximation of harmonics in 1ed28c
Harmonic 2 3 4 5 6 7 8 9 10 11
Error Absolute (¢) +4.0 +2.0 +8.0 +13.7 +6.0 -8.8 +12.0 +4.1 -10.3 -7.3
Relative (%) +14.3 +7.3 +28.6 +48.9 +21.6 -31.5 +42.9 +14.6 -36.8 -26.1
Steps 43 68 86 100 111 120 129 136 142 148