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Interactive Bass Scale Guide

A Chromatic Bass Scale

Explore the A Chromatic on 4, 5, and 6-string bass fretboards with interactive looper, note charts, TAB, and metronome practice.

🎸 Open in Interactive Fretboard

4-String Bass TAB & Notation

Copy this 1-octave ASCII TAB chart or follow along with the looper above: 

G|-------------------0--1--2--3--4--5--6---|
D|----0--1--2--3--4------------------------|
A|-4---------------------------------------|
E|-----------------------------------------|

Scale Notes & Interval Formula

Notes: A - A# - B - C - C# - D - D# - E - F - F# - G - G# (or A - Bb - B - C - Db - D - Eb - E - F - Gb - G - Ab)

1
A
Step: H
♭2
A#
Step: H
2
B
Step: H
♭3
C
Step: H
3
C#
Step: H
4
D
Step: H
♭5
D#
Step: H
5
E
Step: H
♭6
F
Step: H
6
F#
Step: H
♭7
G
Step: H
7
G#
Step: H

Interactive Fretboard Chart

Filter:

Golden badges indicate the root note; purple badges mark active scale degrees.

Nut
1
2
3
4
5
6
7
8
9
10
11
12
G
G
G#
A
A#
B
C
C#
D
D#
E
F
F#
G
D
D
D#
E
F
F#
G
G#
A
A#
B
C
C#
D
A
A
A#
B
C
C#
D
D#
E
F
F#
G
G#
A
E
E
F
F#
G
G#
A
A#
B
C
C#
D
D#
E

Musical Character & Application

Character: All twelve pitch classes with no diatonic hierarchy.

Typical Use: Position drills, approach notes, enclosures, and fretboard memorization.

Frequently Asked Questions

What notes are in the A Chromatic bass scale?

The notes of the A Chromatic bass scale are: A - A# - B - C - C# - D - D# - E - F - F# - G - G# (or with flats: A - Bb - B - C - Db - D - Eb - E - F - Gb - G - Ab). The degree formula is: 1 - ♭2 - 2 - ♭3 - 3 - 4 - ♭5 - 5 - ♭6 - 6 - ♭7 - 7.

What is the musical character and typical use of the Chromatic scale?

All twelve pitch classes with no diatonic hierarchy. Common musical uses: Position drills, approach notes, enclosures, and fretboard memorization.

How do I practice the A Chromatic on 4, 5, and 6-string bass?

Use Basnote's interactive fretboard to switch between 4-string (EADG), 5-string (BEADG), and 6-string (BEADGC) charts, hear real-time audio playback, and follow animated bass TAB with adaptive tempos.