Table 1

Dyads in just intonation within one octave depicted in Figure 4.

Dyad m2 M2 m3 M3 P4 TT P5 m6 M6 m7 M7
Frequency ratio m/n 16:15 9:8 6:5 5:4 4:3 7:5 3:2 8:5 5:3 9:5 15:8
Interval size in ct 112 204 316 386 498 583 702 814 884 1018 1088
Intersects JNVF at F#5 A4 C#5 F#4 C#5 A4 F#4 F#5
Pitch of low note F#1 D2 A2 G#1 C#2 F2 E1 G1

The pitch refers to concert pitch, i.e. f(A4) = 440 Hz.

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