This free video guitar lesson by Peter Vogl will teach you some music theory for the guitar. A minor third interval is a set of notes that are three frets apart. A major third interval is four frets apart. We'll look at examples of these intervals in chords.
Watch the lesson: Quicktime
Guitarist's Music Theory Book Digital Download by Peter Vogl is the first music theory course designed for guitarists by a guitarist. This downloadable .pdf explains music theory as it applies to the guitar and covers intervals, scales, chords, chord progressions, and the Nashville Number System. The .pdf features embedded .mp3 audio files that play all of the music in the book and also includes an ear training section. The Music Theory Book was written to help all guitar players achieve a better understanding of the guitar and of the music they play. View a sample page. $14.95
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