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Bass Guitar Chord & Arpeggio Guide

F#/Gb Half-Diminished (m7♭5) Bass Chord

Master the F#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|-----------------|
D|----------2--4---|
A|----0--3---------|
E|-2---------------|

Chord Tones & Degree Formula

Chord Tones: F# - A - C - E

F# Half-Diminished (m7♭5) is the same set of pitches as Gb Half-Diminished (m7♭5); this page spells the notes from F#.

1
F#
Interval: +0st
♭3
A
Interval: +3st
♭5
C
Interval: +6st
♭7
E
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
A
C
E
F#
D
E
F#
A
C
A
A
C
E
F#
A
E
E
F#
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.

All the notes of the F# Half-Diminished (m7♭5) chord fit inside F# Blues, F# Locrian and F# Diminished Half-Whole; they also fit E Natural Minor.

See whether every note lands on a real bass in the exact-pitch bass trainer, or practise it over a ready-made line from the MIDI riff packs.

Frequently Asked Questions

What notes are in the F#/Gb Half-Diminished (m7♭5) bass chord?

The chord tones of the F# Half-Diminished (m7♭5) bass chord are: F# - A - C - E. The formula is: 1 - ♭3 - ♭5 - ♭7. F# Half-Diminished (m7♭5) is the same set of pitches as Gb Half-Diminished (m7♭5); this page spells the notes from F#.

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.