Categories: Intervals
All theory articlesMinor Triad: The 1–♭3–5 Formula
A simple explanation of the minor triad: what notes it contains, why it sounds different from a major triad, and how to see the formula on the fretboard.
Reader level: MusicianMelodic and Harmonic Intervals
A simple explanation of melodic and harmonic intervals: how notes played one after another differ from notes played together, how to hear the difference, and why it matters for musicians.
Reader level: MusicianMajor Triad: The 1–3–5 Formula
A simple explanation of the major triad: what notes it contains, how it sounds, how to see it on the fretboard, and how it differs from a minor triad.
Reader level: MusicianMajor, Minor, and Perfect Intervals
A simple explanation of interval quality: how a major third differs from a minor third, why fourths and fifths are called perfect, and how to see this on the fretboard.
Reader level: MusicianHow to Train Intervals by Ear
A practical guide to interval ear training: how to hear melodic and harmonic intervals, avoid guessing, and connect your ear to the fretboard.
Reader level: MusicianSimple Intervals in Music
A simple explanation of intervals within one octave: how to count unisons, seconds, thirds, fourths, fifths, sixths, sevenths, and octaves, how to hear them, and how to find them on guitar.
Reader level: PerformerWhat Is an Octave
A simple explanation of the octave: why two notes can have the same name but sound higher or lower, how to hear an octave, and how to find it on the guitar fretboard.
Reader level: PerformerWhat Is an Interval in Music
A simple explanation of intervals: what the distance between two notes means, how to hear an interval, how to see it on guitar, and why it matters for chords, scales, and melodies.
Reader level: PerformerTone and Semitone
A simple explanation of tones and semitones: how distances between notes work on guitar and why one fret equals one semitone.
Reader level: Performer