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A Maj7b5 · Displayed in: A · Major seventh with flat fifth · Tones: A, C#, Eb, G# · Aliases: Maj7b5, M7b5, Δ7b5
A · Chord
A Maj7b5
A Maj7b5 · Displayed in: A · Major seventh with flat fifth · Tones: A, C#, Eb, G# · Aliases: Maj7b5, M7b5, Δ7b5
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Chord and Scale
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How to use this page
- Chord and Scale
- Tones: 4
- Relations
Example
A Maj7b5: A, C#, Eb, G#
A Maj7b5 · Chord · A · 4 Tones
Network of this chord or scale with contain / contained-in relations.
Type key + scale (e.g. C Major, F Dorian)
A Maj7b5
Public
Chord
• 1,4,2,5 • 4 tones
Chord and Scale
Matches
Description / Aliases
Major seventh with flat fifth
Aliases
Maj7b5
M7b5
Δ7b5
Generic fingering match
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Tones
Selected relation
Current
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Note: A
Interval: 1
Degree: 1
MIDI: 57
Hz: 698.46
Relations
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Note: C#
Interval: 3
Degree: 2
MIDI: 61
Hz: 415.31
Relations
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Note: Eb
Interval: b5
Degree: 3
MIDI: 63
Hz: 523.25
Relations
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Note: G#
Interval: 7
Degree: 4
MIDI: 68
Hz: 622.25
Relations
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Relations
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Network of this chord or scale with contain / contained-in relations.
Consonance heuristic
Mixed
Set: 0, 1, 5, 7
Vector: [1, 1, 0, 1, 2, 1]
Score: -0.50
open / fifth-supported
This set has 4 pitch classes, 2 close/tritone pressure points and 3 consonant-support intervals; average heuristic score: -0.50.
| Interval | Count | Weight | Contribution |
|---|---|---|---|
| m2 / M7 | 1 | -5 | -5 |
| M2 / m7 | 1 | -2 | -2 |
| m3 / M6 | 0 | +2 | 0 |
| M3 / m6 | 1 | +2 | +2 |
| P4 / P5 | 2 | +3 | +6 |
| Tritone | 1 | -4 | -4 |
Consonance graph
Bridge candidates
2363 candidates
| Target | Shared tones | Pivot | Voice-leading | Δ consonance | Bridge score |
|---|---|---|---|---|---|
|
A Maj9b5
Chord
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.20 | 0.20 | 4.10 |
|
C# Ambassel Minor Alt
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
C# Hirajoshi
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
C# Hirajoshi Pentatonic
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
C# Tizita Minor
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
Eb Iwato
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
Ab Anchihoye Minor
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
A Maj7#11
Chord
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
A Maj7add#11
Chord
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.10 | 0.40 | 3.87 |
|
Ab Maj7sus4
Chord
Smooth pivot
|
1, 3, 8 | 1, 3, 8 | 0.25 | 0.00 | 3.65 |
|
C# Quintal
Scale
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.20 | 0.60 | 3.56 |
|
F 7#5#9
Chord
Smooth pivot
|
1, 3, 8, 9 | 1, 3, 8, 9 | 0.20 | 0.60 | 3.56 |