12-Tone Bi-Directional Symmetrical Just Intonation Tuning #3 Diagram:

This tuning contains the harmonics 10,11,12,13, and 14.

I'll continue going up the harmonic series in blocks of 5 adjacent
harmonics.

C2........C1 + 1200.000 cents........2/1

B1........C1 + 968.826 cents.........8/7 descending from C2

A#1......C1 + 840.528 cents........13/8 ascending from C1

A1........C1 + 813.686 cents..........5/4 descending from C2

G#1.......C1 + 701.955 cents.........3/2 ascending from C1

G1.........C1 + 648.682 cents.........11/8 descending from C2

F#1........C1 + 600.000 cents.........12EDO tritone

F1..........C1 + 551.318 cents........11/8 ascending from C1

E1..........C1 + 498.045 cents........3/2 descending from C2

D#1.........C1 + 386.314 cents........5/4 ascending from C1

D1...........C1 + 359.472 cents........13/8 descending from C2

C#1..........C1 + 231.174cents.........8/7 ascending from C1

C1............C1 + 000.000 cents.......1/1

Bill Flavell