SCALE · ON TENOR HORN
D♭ Ionian
The major scale labelled as a mode — the pre-tonal bright default.
Tempo120 bpm
Playback sounds a major 6th below the written notation — the instrument's concert (sounding) pitch.
Audio source: synthesised in-browser via Tone.js (MIT)
FingeringFollows the scale as it plays — written pitch, matches the staff
Harmonic seriesTube of the tonic fingering — D♭ sounds partial 3
Related scalesDiatonic chord harmonisation Same scale, other instruments Same scale, other tonics Modes built on this tonic Theory reference
RelativeB♭ Natural MinorSame seven notes, tonic on the 6th degree — your access to the related minor key.ParallelD♭ Natural MinorSame tonic, the parallel minor — the deepest mode flip in tonal music.Up a fifthA♭ MajorOne sharp brighter on the circle of fifths.Up a fourthG♭ MajorOne flat darker on the circle of fifths.One note differentD♭ LydianRaise the 4th — the bright, floating Lydian colour.One note differentD♭ MixolydianLower the 7th — folk, blues-rock, Celtic vocabulary.SubsetD♭ Pentatonic MajorFive notes from the same scale — the bedrock pentatonic.ExoticD♭ Harmonic MajorBorrow the ♭6 from minor — operatic edge, IV / iv6 colour.
Questions
What notes are in the D♭ Ionian scale?
The D♭ Ionian scale uses the notes D♭, E♭, F, G♭, A♭, B♭, C (one octave; the pattern repeats at higher registers).
What chords work over D♭ Ionian?
The diatonic chords of D♭ major: D♭ major, ii minor, iii minor, IV major, V major (or V7), vi minor, vii°. Strong cadences use IV→V→I.
How do I finger D♭ Ionian on Tenor Horn?
On brass, scales train embouchure + valve / slide coordination across the partials. Slow practice with a tuner reveals intonation tendencies (e.g., the 5th partial sharp on trumpet).
When would I use the Ionian scale?
The major scale labelled as a mode — the pre-tonal bright default.