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Bass chord companion

Gb9 Chord

Learn the Gb9 chord on bass with chord tones, intervals, and interactive fretboard shapes.

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1Gb3Bb5Dbb7Fb9Ab

Bass chord-tone boxes

Bass lines usually imply this chord with arpeggios and target tones. Start with root-on-E and root-on-A boxes.

Root on E string

Gb9 chord tones around the E-string root.

Gb Dominant 9th Root on E string bass chord tonesGb9 chord tones around the E-string root.EADG123451935b7193

Root on A string

Gb9 chord tones around the A-string root.

Gb Dominant 9th Root on A string bass chord tonesGb9 chord tones around the A-string root.EADG891011125b71935b71

Full fretboard map

Every Gb9 Chord chord tone across the neck, with roots highlighted for quick orientation.

Interactive
GDAFbGbAbBbDbFbGbAbBbDbFbBbDbFbGbAbBbDbFbGbAbFbGbAbBbDbFbGbAbBbDbAbBbDbFbGbAbBbDbFbGb123456789101112131415161718192021222324

Common progressions using Gb9

Try these progressions to hear the chord in context instead of treating it as an isolated shape.

V to I resolution

Use the dominant sound to pull strongly into a stable major tonic.

  1. V Gb9
  2. /I B Major

Minor-key dominant pull

The same dominant root can resolve into a minor tonic for a darker cadence.

  1. V Gb9
  2. /i B Minor

Chord Tones

DegreeIntervalNote
1RGb
33Bb
55Db
b7b7Fb
92Ab

Formula

R – 3 – 5 – b7 – 2

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