Adim7 chord with A Diminished Half-Whole scale

Pairing the Adim7 chord (Dim7) with the A Diminished Half-Whole scale: formulas, fretboard voicings and the practical context for soloing, improvisation and songwriting.

Adim7 chord formula

Interval formula: 1 b3 b5 bb7. A diminished 7th — four notes stacked in minor thirds. A tense, symmetric chord that pulls to a resolution.

A Diminished Half-Whole scale formula

Formula: 1 b2 #2 3 #4 5 6 b7. Classification: symmetric.

Fretboard voicings for Adim7

Curated Adim7 shapes that sit naturally inside the A Diminished Half-Whole scale.

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Adim7 — Drop 2, root on 6th string, frets 3–7
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Adim7 — Drop 2, root on 5th string, frets 0–12
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Adim7 — Drop 2, root on 4th string, frets 6–9

Other scales for Adim7

Compare how the same chord behaves over other compatible modes.

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