B Lydian Dominant Scale
Notes in the B Lydian Dominant Scale
| Degree | Name | Note | Frequency (A=440) |
|---|---|---|---|
| 1 | Tonic | B | 493.883 Hz |
| 2 | Supertonic | C# | 277.183 Hz |
| 3 | Mediant | D# | 311.127 Hz |
| ♯4 | Lydian 4th | F | 349.228 Hz |
| 5 | Dominant | F# | 369.994 Hz |
| 6 | Submediant | G# | 415.305 Hz |
| ♭7 | Subtonic | A | 440.000 Hz |
Interval Pattern
| Step | Interval | Semitones | From Note | To Note |
|---|---|---|---|---|
| 1 | Whole Step (W) | 2 | B | C# |
| 2 | Whole Step (W) | 2 | C# | D# |
| 3 | Whole Step (W) | 2 | D# | F |
| 4 | Half Step (H) | 1 | F | F# |
| 5 | Whole Step (W) | 2 | F# | G# |
| 6 | Half Step (H) | 1 | G# | A |
| 7 | Whole Step (W) | 2 | A | B |
Chords Built on Scale Degrees
| Degree | Note | Chord | Quality |
|---|---|---|---|
| 1 | B | B | major |
| 2 | C# | C# | major |
| 3 | D# | D# diminished | diminished |
| ♯4 | F | F diminished | diminished |
| 5 | F# | F# minor | minor |
| 6 | G# | G# minor | minor |
| ♭7 | A | A augmented | augmented |
Key Signature
5 ♯ — The B key signature uses F#, C#, G#, D#, A#.
B Lydian Dominant Scale in Practice
The B Lydian Dominant Scale uses the key signature of 5 sharps (F#, C#, G#, D#, A#). B major has five sharps and a bright, somewhat tense quality. Enharmonically equivalent to Cb major, it is used in orchestral writing and some jazz compositions. On guitar, B positions offer open-string resonance for fingering positions for this scale.
The Lydian Dominant scale (mode IV of melodic minor) combines the raised 4th of Lydian with the flat 7th of Mixolydian. It is the preferred jazz scale for unresolved dominant chords.
Tuning Frequencies Across Temperaments
Frequencies shown at A=440 Hz. View full temperament data for any note.
| Note | Equal Temp. | Pythagorean | Just Intonation |
|---|---|---|---|
| B | 493.883 Hz | 495.000 Hz | 490.548 Hz |
| C# | 277.183 Hz | 278.437 Hz | 279.067 Hz |
| D# | 311.127 Hz | 309.026 Hz | 313.951 Hz |
| F | 349.228 Hz | 347.654 Hz | 348.834 Hz |
| F# | 369.994 Hz | 371.251 Hz | 367.911 Hz |
| G# | 415.305 Hz | 417.657 Hz | 418.601 Hz |
| A | 440.000 Hz | 440.000 Hz | 436.043 Hz |
Related Scales
Guitar: B Lydian Dominant Scale Positions
The B key offers 5 sharps (F#, C#, G#, D#, A#) on guitar. Sharp-side keys like B are idiomatic guitar keys because open strings (E, A, D, G, B, E) align with the scale's natural resonance points.