Helmholtz-Ellis 31-Limit Harmonic Space Calculator

Information
Plainsound.org

REFERENCE
spelling of 1/1

INPUT
notation

INPUT
ratio

OUTPUT
normalize

MELODIC
check to saved

octave

diatonic pitch (12 EDO)

accidental (12 EDO)

frequency of 1/1 (Hz)

frequency of A4 (Hz)

octave

diatonic pitch

accidentals

5 5
7 7
11 11
13 13
17 17
19 19
23 23
29 29
31 31
offset



input





ratio

notation


cent deviation
0

interval cents
0
frequency (Hz)
440.000000
Tenney distance
0
save interval



check interval




melodic ratio
1 : 1

melodic step (cents)
0.00
frequency difference (Hz)
0.000000
Tenney distance
0.000000

cc 2018 Thomas Nicholson, Version 1.0
developed in collaboration with Marc Sabat
for more information on the notation