C♭ Altered
All four altered tensions — ♭9 ♯9 ♯11 ♭13 — over a dominant 7th. The 7th mode of melodic minor.
Playback sounds an octave below the written notation — the instrument's concert (sounding) pitch.
Audio source: tonejs-instruments by Nick Brosowsky (MIT)
What notes are in the C♭ Altered scale?
The C♭ Altered scale uses the notes C♭, D𝄫, E𝄫, F𝄫, G𝄫, A𝄫, B𝄫 (one octave; the pattern repeats at higher registers).
What's the Altered scale formula?
The Altered scale follows the interval pattern H W H W W W W, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on C♭ to get the C♭ Altered scale.
What chords work over C♭ Altered?
Altered works over V7alt — ♭9, ♯9, ♯11, ♭13. The 7th mode of melodic minor; resolves down a half step to the I chord.
How do I finger C♭ Altered on Bass Guitar?
On bass, scales follow the same position-pattern logic as guitar but with two-notes-per-string most often. Walking-bass-line construction draws on chord-tone-arpeggiation through the scale; see /walking-bass for the standalone surface (once it ships).
When would I use the Altered scale?
All four altered tensions — ♭9 ♯9 ♯11 ♭13 — over a dominant 7th. The 7th mode of melodic minor.