fuaranScale Mastery
SCALE · ON BASS CLARINET

B Altered

All four altered tensions — ♭9 ♯9 ♯11 ♭13 — over a dominant 7th. The 7th mode of melodic minor.

MEIMIDIHumdrum
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Tempo120 bpm

Playback sounds an octave + major 2nd below the written notation — the instrument's concert (sounding) pitch.

Audio source: tonejs-instruments by Nick Brosowsky (MIT)

Engraved by Verovio 6.2.0-43f8060 5 title B Altered Verovio
Keyboard
BCDFGABCDFGABCDFGABE♭E♭E♭
Related scales
Diatonic chord harmonisation
Same scale, other instruments
Same scale, other tonics
Modes built on this tonic
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Theory reference
Questions
What notes are in the B Altered scale?

The B Altered scale uses the notes B, C, D, E♭, F, G, A (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 B to get the B Altered scale.

What chords work over B 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 B Altered on Bass Clarinet?

On woodwinds, scales train fingering coordination + breath support + register changes. Pay particular attention to the break (the register-key transition); slow practice with a tuner reveals intonation issues across the break.

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.