Music Theory Lesson

dim7 vs min7b5 Tones

Difficulty: beginner

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dim7 (diminished 7th) chords are constructed with the 1st, b3rd, b5th, and bb7th notes of the major scale.

min7b5 (half-diminished 7th) chords are constructed with the 1st, b3rd, b5th, and b7th notes of the major scale.

Ddim7

Rb5bb7b3Rb5bb7b3

This Ddim7 chord shape is constructed of 1 (R for root), b3, b5, and bb7.

Dmin7b5

Rb5b7b3Rb5b7b3

This Dmin7b5 (half-diminished 7th) chord shape is constructed of 1 (R for root), b3, b5, and b7.