C7b5/A# Guitar Chord

The C over A# is a dominant chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Dominant
C7b5/A# diagram
Root Note C
Name C over A#
Intervals 1P-3M-5d-7m
Relative Minor Am
Notes A#, C, E, Gb, Bb
Aliases C7b5

Common Progressions Popular patterns using C

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

Diatonic Family (Triads)

C Dm Em F G Am Bdim

Diatonic Family (7ths)

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales
Neopolitan Major Pentatonic Whole Tone Pentatonic Lydian Dominant Pentatonic Super Locrian Pentatonic Prometheus Neopolitan Prometheus Mystery #1 Whole Tone Locrian Major Altered Lydian Dominant Leading Whole Tone Lydian Minor Hungarian Major Oriental

* 15 scales found containing the notes A#, C, E, Gb, Bb.

Audio & MIDI Analysis

MIDI Numbers 70, 60, 64, 66, 70
Frequencies (Hz)

466.1637615180899, 261.6255653005986, 329.6275569128699, 369.9944227116344, 466.1637615180899