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Bass scale companion

D Major Scale

Learn the D Major scale (ionian) on bass. Explore notes, intervals, and fretboard positions with an interactive chart.

Notes
D, E, F#, G, A, B, C#
Steps
W-W-H-W-W-W-H
Sharps and flats
F#, C#
Relative minor
B Natural Minor Scale (same notes)
Box positions
Root on E string (frets 9-13); Root on A string (frets 4-8)
1D2E3F#4G5A6B7C#

Full fretboard map

Every D Major Scale note across the neck, with roots highlighted for quick orientation.

Interactive

Frets 0–24. Select a position or tap a note to hear it.

GDAEF#GABC#DEF#GABC#DEBC#DEF#GABC#DEF#GAEF#GABC#DEF#GABC#DABC#DEF#GABC#DEF#G123456789101112131415161718192021222324

Bass box positions for D Major (Ionian)

Bass players usually organize scales by root string. Start with the E-string and A-string boxes, then connect them across the neck. If you are still learning where the roots sit, use the bass fretboard notes chart.

Root on E string · frets 9-13

D Major (Ionian) bass box with the root on the E string.

D Major (Ionian) Root on E stringD Major (Ionian) bass box with the root on the E string.EADG910111213712345671234
Root on E string (9-13)
G |-9----11-12---|
D |-9----11-12---|
A |-9-10----12---|
E |-9-10----12---|

Root on A string · frets 4-8

D Major (Ionian) bass box with the root on the A string.

D Major (Ionian) Root on A stringD Major (Ionian) bass box with the root on the A string.EADG4567856712345671
Root on A string (4-8)
G |-4-----6--7---|
D |-4--5-----7---|
A |-4--5-----7---|
E |----5-----7---|

Scale Degrees

DegreeIntervalNote
1RootD
2M2E
3M3F#
4P4G
5P5A
6M6B
7M7C#

Diatonic Chords

DegreeChordType
IDmaj7Major 7th
iiEm7Minor 7th
iiiF#m7Minor 7th
IVGmaj7Major 7th
VA7Dominant 7th
viBm7Minor 7th
viiøC#m7b5Half-Diminished
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