Chord: G7 Scale: Mixolydian: (Dom 7): nat 9, nat 13, b7 Tetrachords: Major Minor I (dorian) & w œ œ œ œ œ œ œ œ W W 1/2 W W 1/2 W Chord: A‹7 Scale: Aeolian: (Natural/Relative Minor b13): nat 9,b3, b13, b7 Tetrachords: Minor I (dorian) Minor II (phrygian) & w œ œ œ œ œ œ œ œ W 1/2 W W 1/2 W W Chord: B‹7(b5) Scale: Locrian: (1/2 Diminished): b9, b3, b5, b13, b7 & Tetrachords: Minor II (phrygian) Whole tone (Lydian) w œ œ œ œ œ œ œ œ 1/2 W W 1/2 W W W © <strong>Chris</strong> <strong>McNulty</strong> 2017 !9
Exercise 2 (track #2) — The Major Scale — Maj 3rd, Maj 7 Introduces the following tetrachords: Major Minor I (dorian) Minor II (phrygian) Whole tone (lydian) The 1st mode of “C” Major is C Ionian — Chord: CMaj7 The two tetrachords that bookend the Ionian scale are the same: (1) Major (C, D, E, F) and (2) Major (G, A, B, C) The 2nd mode of “C” Major is D Dorian — Chord: Dmin7 The two tetrachords that bookend the Dorian scale are the same: (1) Minor I (dorian) (D, E, F, G) and (2) Minor I (dorian) (A, B, C D) The 3rd mode of “C” Major is E Phrygian — Chord: Emin7 The two tetrachords that bookend the Phrygian scale are: (1) Minor II (phrygian) (E, F, G, A) and (2) Minor II (phrygian) (B, C, D, E) The 4th mode of “C” Major is F Lydian — Chord: F Maj 7 #11 The two tetrachords that make up the Lydian scale differ. The tetrachords are: (1) Whole tone (lydian) (F, G, A, B) and (2) Major (C, D, E, F) The 5th mode of “C” Major is G Mixolydian — Chord: G7 The two tetrachords that make up the Mixolydian scale differ. The tetrachords are: (1) Major (G, A, B, C), (2) Minor I (dorian) (D, E, F, G) The 6th mode of “C” Major is A Aeolian — Chord: Amin7 The two tetrachords that make up the Aeolian scale differ. The tetrachords are: (1) Minor I (dorian) (A, B, C, D) (2) Minor II (phrygian) (E, F, G, A) The 7th mode of “C” Major is B Locrian — Chord: B 1/2 Dim The two tetrachords that make up the Locrian scale differ. The tetrachords are: (1) Minor II (phrygian) (B, C, D, E) (2) Whole tone (lydian) (F, G, A, B) © <strong>Chris</strong> <strong>McNulty</strong> 2017 !10
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