1ed28c

Todo: merge articles , explain its xenharmonic value Merge into 43edo? (in a section titled "stretched and compressed tunings", most likely, focusing on the most important aspects, ideally aspects that make it valuable and not just slightly different)

← 299ed128

300ed128

301ed128 →

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 (28cET, 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.

It can also be thought of as 1ed187/184, since 187/184 is 27.999 cents.

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

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