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Bass Guitar Chord & Arpeggio Guide

Bb Half-Diminished (m7♭5) Bass Chord

Master the Bb m7♭5 chord on 4, 5, and 6-string bass with fretboard diagrams, interactive BPM looper, and TAB.

🎹 Open in Simple Learning

4-String Bass Arpeggio TAB & Notation

G|-------1--5--7---|
D|-0--3------------|
A|-----------------|
E|-----------------|

Chord Tones & Degree Formula

Chord Tones: A# - C# - E - G#

1
A#
Interval: +0st
♭3
C#
Interval: +3st
♭5
E
Interval: +6st
♭7
G#
Interval: +10st

Interactive Fretboard Chart

Filter:

Golden badges mark the root; purple badges show active chord tones.

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

Musical Role & Bass Application

Character: Dark, modern jazz tension with leading momentum.

Bass Application: Minor key ii-V-i progressions and dark jazz cadences.

Frequently Asked Questions

What notes are in the Bb Half-Diminished (m7♭5) bass chord?

The chord tones of the Bb Half-Diminished (m7♭5) bass chord are: A# - C# - E - G#. The formula is: 1 - ♭3 - ♭5 - ♭7.

How do bassists use Half-Diminished (m7♭5) chords in basslines?

Dark, modern jazz tension with leading momentum. Minor key ii-V-i progressions and dark jazz cadences.

How can I practice this bass chord across 4, 5, and 6 strings?

Toggle between 4-string, 5-string, and 6-string fretboards on this page, or launch Basnote Simple Learning for real-time Web MIDI input and note-role grading.