Articles
Perfect Fifth Interval: The Pillar of Musical Harmony
The perfect fifth interval spans seven semitones and represents one of the most fundamental consonant intervals in Western music. With its 3:2 frequency ratio and central role in chord construction, …
Sus4 Chord: The Classic Suspended Harmony
The sus4 chord replaces the third of a major chord with the fourth scale degree, creating a distinctive harmony with a strong pull toward resolution. This chord builds tension through …
Tritone (Augmented Fourth): The Devil's Interval
The tritone, spanning six semitones, is Western music's most historically controversial interval. From medieval prohibition to modern acceptance, this "devil's interval" became essential in dominant seventh chords, blues scales, and …
Major Sixth Interval: The Open and Expansive Sound
The major sixth interval spans nine semitones and creates an open, expansive, and optimistic sound. This bright interval appears prominently in folk music, popular songs, and classical compositions, serving as …
Perfect Fourth Interval: The Foundation of Musical Stability
The perfect fourth interval spans five semitones and represents one of the most stable consonant intervals in Western music. This fundamental interval has historical significance from ancient Greece to modern …
Minor Third Interval: The Foundation of Minor Harmony
The minor third interval spans three semitones and forms the foundation of minor chords and harmony. This essential interval creates the characteristic "minor" sound associated with melancholy and emotional depth, …
Minor Second Interval: The Tension of Adjacent Notes
The minor second interval spans just one semitone and creates the most dissonant harmonic relationship in Western music. This highly tense interval is fundamental to chromatic movement, leading tone function, …
Minor Sixth Interval: The Melancholic Beauty
The minor sixth interval spans eight semitones and creates a distinctive melancholic yet beautiful sound. This emotionally expressive interval appears prominently in romantic music, jazz harmony, and contemporary songwriting, serving …
Augmented Chord: The Mysterious Symmetrical Harmony
The augmented chord, built with two major thirds, creates a uniquely unstable and mysterious harmony that divides the octave into three equal parts. This symmetrical chord serves as a powerful …
Sus2 Chord: The Open and Airy Suspended Harmony
The sus2 chord replaces the third of a major chord with the second scale degree, creating an open, ambiguous harmony that neither sounds major nor minor. This versatile chord adds …
Diminished Chord: The Mysterious and Unstable Harmony
The diminished chord, built from stacked minor thirds, creates one of music's most unstable and tension-filled harmonies. Used in classical music, jazz, and film scores, these mysterious chords excel at …
Major Second Interval: The Foundation of Melodic Movement
The major second interval spans two semitones and represents the most common melodic movement in Western music. This fundamental interval creates the basic building blocks of scales, provides smooth stepwise …