Topmusicanswers
Augmented 6th chords are chromatic chords that are built upon the interval of a major 3rd and an augmented 6th. They are very useful in modulation to different keys and have been used in various forms since the Renaissance period.
How do you write Augmented 6th chords?
Its interval of minor seventh (between root and seventh degree (i.e.: C–B♭ in C–E♭–G♭–B♭) can be written as an augmented sixth (C–E♭–G♭–A♯). Rearranging and transposing, this gives A♭–C♭–D–F♯, a virtual minor version of the French sixth chord.
What is a sixth chord in music theory?
In modern popular music, a sixth chord is any triad with an added sixth above the root as a chord factor. ... However, a minor triad is also used, together with the same interval, resulting in a minor sixth chord (also known as minor major sixth).
