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Guitar scale companion

A# Ionian Mode

Learn the A# Ionian mode (major) on guitar. Explore notes, intervals, and fretboard positions with an interactive chart.

1A#2B#3C##4D#5E#6F##7G##

Full fretboard map

Every A# Ionian Mode note across the neck, with roots highlighted for quick orientation.

Interactive
CAGED

Five A# Ionian (Major) positions

These static CAGED boxes show the same scale in practical four- to five-fret areas before you explore the full neck.

A shape

A# Ionian (Major) uses A# major CAGED box locations; A# remains the modal root.

A# Ionian (Major) A shape positionFrets 0 through 4 for the A shape.EADGBe012345671234567123456
A shape tab (0-4)
e |----1-----3---|
B |----1-----3--4|
G |-0-----2--3---|
D |-0--1-----3---|
A |-0--1-----3---|
E |----1-----3---|

G shape

A# Ionian (Major) uses A# major CAGED box locations; A# remains the modal root.

A# Ionian (Major) G shape positionFrets 2 through 6 for the G shape.EADGBe2345667123456712345671
G shape tab (2-6)
e |----3-----5--6|
B |----3--4-----6|
G |-2--3-----5---|
D |----3-----5---|
A |----3-----5--6|
E |----3-----5--6|

E shape

A# Ionian (Major) uses A# major CAGED box locations; A# remains the modal root.

A# Ionian (Major) E shape positionFrets 5 through 9 for the E shape.EADGBe5678971234567123456712
E shape tab (5-9)
e |-5--6-----8---|
B |----6-----8---|
G |-5-----7--8---|
D |-5-----7--8---|
A |-5--6-----8---|
E |-5--6-----8---|

D shape

A# Ionian (Major) uses A# major CAGED box locations; A# remains the modal root.

A# Ionian (Major) D shape positionFrets 7 through 11 for the D shape.EADGBe789101123456712345671234
D shape tab (7-11)
e |----8----10-11|
B |----8----10-11|
G |-7--8----10---|
D |-7--8----10---|
A |----8----10---|
E |----8----10-11|

C shape

A# Ionian (Major) uses A# major CAGED box locations; A# remains the modal root.

A# Ionian (Major) C shape positionFrets 10 through 14 for the C shape.EADGBe101112131434567123456712345
C shape tab (10-14)
e |10-11----13---|
B |10-11----13---|
G |10----12------|
D |10----12-13---|
A |10----12-13---|
E |10-11----13---|

Scale Degrees

DegreeIntervalNote
1RootA#
2M2B#
3M3C##
4P4D#
5P5E#
6M6F##
7M7G##

Diatonic Chords

DegreeChordType
IA#maj7Major 7th
iiB#m7Minor 7th
iiiC##m7Minor 7th
IVD#maj7Major 7th
VE#7Dominant 7th
viF##m7Minor 7th
viiøG##m7b5Half-Diminished
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