D7 chord with D Mixolydian scale

Pairing the D7 chord (Dominant 7) with the D Mixolydian scale: formulas, fretboard voicings and the practical context for soloing, improvisation and songwriting.

D7 chord formula

Interval formula: 1 3 5 b7. A major triad with a minor 7th. A tense chord that wants to resolve — the engine of tonal music and the backbone of the blues.

D Mixolydian scale formula

Formula: 1 2 3 4 5 6 b7. Classification: modal.

Fretboard voicings for D7

Curated D7 shapes that sit naturally inside the D Mixolydian scale.

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D7 — Drop 2, root on 6th string, frets 9–12
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D7 — Drop 2, root on 5th string, frets 4–8
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D7 — Drop 2, root on 4th string, frets 0–3

Other scales for D7

Compare how the same chord behaves over other compatible modes.

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