Just Intonation Vs Equal Temperament
Calculator
Just intonation ratio
1.25
Results
- Just intonation ratio
- 1.25
- Just intonation (cents)
- 386.313713
- Equal temperament (cents)
- 400
- Deviation (cents)
- -13.686286
Music and audio results
| Just intonation ratio | 1.25 |
| Just intonation (cents) | 386.313713 |
| Equal temperament (cents) | 400 |
| Deviation (cents) | -13.686286 |
formula-map diagram
- Just intonation ratio
- 1.25
- Just intonation (cents)
- 386.313713
- Equal temperament (cents)
- 400
- Deviation (cents)
- -13.686286
Musical and acoustic relationship
Formula
cents = 1200 × log₂(p ÷ q)= 1.25
Note
This result is a simplified model: it applies the displayed standard formula to the values you entered, assuming twelve-tone equal temperament, a speed of sound of 343 m/s in dry air at 20 °C, an ideal free field with no reflections or air absorption, purely resistive speaker loads and Sabine's diffuse-field assumption. Real rooms, instruments, codecs and amplifiers depart from these idealisations, so measure with proper instruments for critical work.