Adim chord with A Diminished Whole-Half scale

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

Adim chord formula

Interval formula: 1 b3 b5. A diminished triad — root, minor 3rd and flat 5th. A tense, unstable chord that wants to resolve.

A Diminished Whole-Half scale formula

Formula: 1 2 b3 4 b5 #5 6 7. Classification: symmetric.

Fretboard voicings for Adim

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

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Adim — A shape, frets 0–4
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Adim — G shape, frets 0–5
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Adim — E shape, frets 3–8
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Adim — D shape, frets 7–11
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Adim — C shape, frets 7–13

Other scales for Adim

Compare how the same chord behaves over other compatible modes.

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