🎵 Musical Scales

Root note Scale type Octave: 4 Tuning comparison

Active note—

Frequency (ET)—

Pythagorean freq—

Cents deviation—

Ratio to root—

Notes in scale—

12-TET
Equal temperament divides the octave into 12 equal semitones. Each semitone = 2^(1/12) ≈ 1.05946. Pythagorean tuning uses pure 3:2 fifths, creating slight deviations (Pythagorean comma = 23.46 cents).